From 868b55e9531e0542be3fcaa69bbbc44367482ff0 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:14:31 +0000
Subject: [PATCH 1/8] build: upgrade surefire

---
 aws-lambda-java-events-sdk-transformer/pom.xml   | 8 ++++++--
 aws-lambda-java-runtime-interface-client/pom.xml | 3 ++-
 aws-lambda-java-tests/pom.xml                    | 6 +++++-
 samples/kinesis-firehose-event-handler/pom.xml   | 7 ++++++-
 4 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/aws-lambda-java-events-sdk-transformer/pom.xml b/aws-lambda-java-events-sdk-transformer/pom.xml
index 7c72e98c..93fdc4a3 100644
--- a/aws-lambda-java-events-sdk-transformer/pom.xml
+++ b/aws-lambda-java-events-sdk-transformer/pom.xml
@@ -39,6 +39,7 @@
     <sdk.v1.version>1.11.914</sdk.v1.version>
     <sdk.v2.version>2.15.40</sdk.v2.version>
     <junit-jupiter.version>5.14.3</junit-jupiter.version>
+    <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
   </properties>
 
   <distributionManagement>
@@ -80,11 +81,14 @@
     <plugins>
       <plugin>
         <artifactId>maven-surefire-plugin</artifactId>
-        <version>2.22.2</version>
+        <version>${maven-surefire-plugin.version}</version>
+        <configuration>
+          <failIfNoTests>true</failIfNoTests>
+        </configuration>
       </plugin>
       <plugin>
         <artifactId>maven-failsafe-plugin</artifactId>
-        <version>2.22.2</version>
+        <version>${maven-surefire-plugin.version}</version>
       </plugin>
     </plugins>
   </build>
diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index f84ffe55..08308af4 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -39,6 +39,7 @@
         <maven-deploy-plugin.version>3.1.1</maven-deploy-plugin.version>
         <junit-jupiter.version>5.14.3</junit-jupiter.version>
         <maven-checkstyle-plugin.version>3.4.0</maven-checkstyle-plugin.version>
+        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
         <!--
             The test/integration/codebuild/buildspec.*.yml files will set -DmultiArch=false
             as a workaround for executing within Github Actions. At time of writing (2022-04-08) the
@@ -126,7 +127,7 @@
             </plugin>
             <plugin>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.0.0-M9</version>
+                <version>${maven-surefire-plugin.version}</version>
                 <configuration>
                     <argLine>${argLineForReflectionTestOnly} ${argLine}</argLine>
                 </configuration>
diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index f76875f1..de8e9c0f 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -35,6 +35,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit.version>5.14.3</junit.version>
         <jacoco.maven.plugin.version>0.8.7</jacoco.maven.plugin.version>
+        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
     </properties>
 
     <dependencies>
@@ -249,7 +250,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.22.2</version>
+                <version>${maven-surefire-plugin.version}</version>
+                <configuration>
+                    <failIfNoTests>true</failIfNoTests>
+                </configuration>
             </plugin>
         </plugins>
     </build>
diff --git a/samples/kinesis-firehose-event-handler/pom.xml b/samples/kinesis-firehose-event-handler/pom.xml
index 3bb0051b..0bfe4793 100644
--- a/samples/kinesis-firehose-event-handler/pom.xml
+++ b/samples/kinesis-firehose-event-handler/pom.xml
@@ -36,6 +36,8 @@
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit-jupiter.version>5.14.3</junit-jupiter.version>
+        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
+
     </properties>
 
     <dependencies>
@@ -69,7 +71,10 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.22.2</version>
+                <version>${maven-surefire-plugin.version}</version>
+                <configuration>
+                    <failIfNoTests>true</failIfNoTests>
+                </configuration>
             </plugin>
         </plugins>
     </build>

From 283b47d55d55ee9d29255425c9b1a97fbbedf37d Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:31:59 +0000
Subject: [PATCH 2/8]  chore: update junit platform launcher

---
 aws-lambda-java-events-sdk-transformer/pom.xml   | 7 +++++++
 aws-lambda-java-runtime-interface-client/pom.xml | 5 +++++
 aws-lambda-java-tests/pom.xml                    | 7 +++++++
 samples/kinesis-firehose-event-handler/pom.xml   | 7 +++++++
 4 files changed, 26 insertions(+)

diff --git a/aws-lambda-java-events-sdk-transformer/pom.xml b/aws-lambda-java-events-sdk-transformer/pom.xml
index 93fdc4a3..6921f370 100644
--- a/aws-lambda-java-events-sdk-transformer/pom.xml
+++ b/aws-lambda-java-events-sdk-transformer/pom.xml
@@ -85,6 +85,13 @@
         <configuration>
           <failIfNoTests>true</failIfNoTests>
         </configuration>
+        <dependencies>
+          <dependency>
+            <groupId>org.junit.platform</groupId>
+            <artifactId>junit-platform-launcher</artifactId>
+            <version>1.14.3</version>
+          </dependency>
+        </dependencies>
       </plugin>
       <plugin>
         <artifactId>maven-failsafe-plugin</artifactId>
diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index 08308af4..f7005be9 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -137,6 +137,11 @@
                         <artifactId>junit-jupiter-engine</artifactId>
                         <version>${junit-jupiter.version}</version>
                     </dependency>
+                    <dependency>
+                        <groupId>org.junit.platform</groupId>
+                        <artifactId>junit-platform-launcher</artifactId>
+                        <version>1.14.3</version>
+                    </dependency>
                 </dependencies>
             </plugin>
             <plugin>
diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index de8e9c0f..3b51e003 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -254,6 +254,13 @@
                 <configuration>
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.junit.platform</groupId>
+                        <artifactId>junit-platform-launcher</artifactId>
+                        <version>1.14.3</version>
+                    </dependency>
+                </dependencies>
             </plugin>
         </plugins>
     </build>
diff --git a/samples/kinesis-firehose-event-handler/pom.xml b/samples/kinesis-firehose-event-handler/pom.xml
index 0bfe4793..b1a2929b 100644
--- a/samples/kinesis-firehose-event-handler/pom.xml
+++ b/samples/kinesis-firehose-event-handler/pom.xml
@@ -75,6 +75,13 @@
                 <configuration>
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.junit.platform</groupId>
+                        <artifactId>junit-platform-launcher</artifactId>
+                        <version>1.14.3</version>
+                    </dependency>
+                </dependencies>
             </plugin>
         </plugins>
     </build>

From bf560bb154e883d7a1d46b701147542490a61bc7 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:35:12 +0000
Subject: [PATCH 3/8] chore: moving junit as dependency of surefire

---
 aws-lambda-java-events-sdk-transformer/pom.xml | 5 +++++
 aws-lambda-java-tests/pom.xml                  | 5 +++++
 samples/kinesis-firehose-event-handler/pom.xml | 5 +++++
 3 files changed, 15 insertions(+)

diff --git a/aws-lambda-java-events-sdk-transformer/pom.xml b/aws-lambda-java-events-sdk-transformer/pom.xml
index 6921f370..cf480309 100644
--- a/aws-lambda-java-events-sdk-transformer/pom.xml
+++ b/aws-lambda-java-events-sdk-transformer/pom.xml
@@ -86,6 +86,11 @@
           <failIfNoTests>true</failIfNoTests>
         </configuration>
         <dependencies>
+          <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>${junit-jupiter.version}</version>
+          </dependency>
           <dependency>
             <groupId>org.junit.platform</groupId>
             <artifactId>junit-platform-launcher</artifactId>
diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index 3b51e003..f1b0395a 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -255,6 +255,11 @@
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
                 <dependencies>
+                    <dependency>
+                        <groupId>org.junit.jupiter</groupId>
+                        <artifactId>junit-jupiter-engine</artifactId>
+                        <version>${junit.version}</version>
+                    </dependency>
                     <dependency>
                         <groupId>org.junit.platform</groupId>
                         <artifactId>junit-platform-launcher</artifactId>
diff --git a/samples/kinesis-firehose-event-handler/pom.xml b/samples/kinesis-firehose-event-handler/pom.xml
index b1a2929b..fda05870 100644
--- a/samples/kinesis-firehose-event-handler/pom.xml
+++ b/samples/kinesis-firehose-event-handler/pom.xml
@@ -76,6 +76,11 @@
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
                 <dependencies>
+                    <dependency>
+                        <groupId>org.junit.jupiter</groupId>
+                        <artifactId>junit-jupiter-engine</artifactId>
+                        <version>${junit-jupiter.version}</version>
+                    </dependency>
                     <dependency>
                         <groupId>org.junit.platform</groupId>
                         <artifactId>junit-platform-launcher</artifactId>

From 81819cb93bfdcbc8e1266c1c6d06ad30a8f4fbb4 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:39:23 +0000
Subject: [PATCH 4/8] chore: other fixes

---
 aws-lambda-java-events-sdk-transformer/pom.xml   | 14 +-------------
 aws-lambda-java-runtime-interface-client/pom.xml |  2 +-
 aws-lambda-java-tests/pom.xml                    | 14 +-------------
 samples/kinesis-firehose-event-handler/pom.xml   | 14 +-------------
 4 files changed, 4 insertions(+), 40 deletions(-)

diff --git a/aws-lambda-java-events-sdk-transformer/pom.xml b/aws-lambda-java-events-sdk-transformer/pom.xml
index cf480309..933d4e43 100644
--- a/aws-lambda-java-events-sdk-transformer/pom.xml
+++ b/aws-lambda-java-events-sdk-transformer/pom.xml
@@ -39,7 +39,7 @@
     <sdk.v1.version>1.11.914</sdk.v1.version>
     <sdk.v2.version>2.15.40</sdk.v2.version>
     <junit-jupiter.version>5.14.3</junit-jupiter.version>
-    <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
+    <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
   </properties>
 
   <distributionManagement>
@@ -85,18 +85,6 @@
         <configuration>
           <failIfNoTests>true</failIfNoTests>
         </configuration>
-        <dependencies>
-          <dependency>
-            <groupId>org.junit.jupiter</groupId>
-            <artifactId>junit-jupiter-engine</artifactId>
-            <version>${junit-jupiter.version}</version>
-          </dependency>
-          <dependency>
-            <groupId>org.junit.platform</groupId>
-            <artifactId>junit-platform-launcher</artifactId>
-            <version>1.14.3</version>
-          </dependency>
-        </dependencies>
       </plugin>
       <plugin>
         <artifactId>maven-failsafe-plugin</artifactId>
diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index f7005be9..31276559 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -39,7 +39,7 @@
         <maven-deploy-plugin.version>3.1.1</maven-deploy-plugin.version>
         <junit-jupiter.version>5.14.3</junit-jupiter.version>
         <maven-checkstyle-plugin.version>3.4.0</maven-checkstyle-plugin.version>
-        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
+        <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
         <!--
             The test/integration/codebuild/buildspec.*.yml files will set -DmultiArch=false
             as a workaround for executing within Github Actions. At time of writing (2022-04-08) the
diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index f1b0395a..624f47ed 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -35,7 +35,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit.version>5.14.3</junit.version>
         <jacoco.maven.plugin.version>0.8.7</jacoco.maven.plugin.version>
-        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
+        <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
     </properties>
 
     <dependencies>
@@ -254,18 +254,6 @@
                 <configuration>
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
-                <dependencies>
-                    <dependency>
-                        <groupId>org.junit.jupiter</groupId>
-                        <artifactId>junit-jupiter-engine</artifactId>
-                        <version>${junit.version}</version>
-                    </dependency>
-                    <dependency>
-                        <groupId>org.junit.platform</groupId>
-                        <artifactId>junit-platform-launcher</artifactId>
-                        <version>1.14.3</version>
-                    </dependency>
-                </dependencies>
             </plugin>
         </plugins>
     </build>
diff --git a/samples/kinesis-firehose-event-handler/pom.xml b/samples/kinesis-firehose-event-handler/pom.xml
index fda05870..a97fc128 100644
--- a/samples/kinesis-firehose-event-handler/pom.xml
+++ b/samples/kinesis-firehose-event-handler/pom.xml
@@ -36,7 +36,7 @@
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <junit-jupiter.version>5.14.3</junit-jupiter.version>
-        <maven-surefire-plugin.version>3.5.2</maven-surefire-plugin.version>
+        <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
 
     </properties>
 
@@ -75,18 +75,6 @@
                 <configuration>
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>
-                <dependencies>
-                    <dependency>
-                        <groupId>org.junit.jupiter</groupId>
-                        <artifactId>junit-jupiter-engine</artifactId>
-                        <version>${junit-jupiter.version}</version>
-                    </dependency>
-                    <dependency>
-                        <groupId>org.junit.platform</groupId>
-                        <artifactId>junit-platform-launcher</artifactId>
-                        <version>1.14.3</version>
-                    </dependency>
-                </dependencies>
             </plugin>
         </plugins>
     </build>

From 03e31153cb9ca9ce616a3f80c0383ad2c82ef0d6 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:45:15 +0000
Subject: [PATCH 5/8] chore: fix again

---
 aws-lambda-java-runtime-interface-client/pom.xml | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index 31276559..c950eb71 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -137,11 +137,6 @@
                         <artifactId>junit-jupiter-engine</artifactId>
                         <version>${junit-jupiter.version}</version>
                     </dependency>
-                    <dependency>
-                        <groupId>org.junit.platform</groupId>
-                        <artifactId>junit-platform-launcher</artifactId>
-                        <version>1.14.3</version>
-                    </dependency>
                 </dependencies>
             </plugin>
             <plugin>

From 92ab5923aab83b4b77d9d7fa3c795b474949de84 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 00:51:29 +0000
Subject: [PATCH 6/8] chore: try again

---
 aws-lambda-java-runtime-interface-client/pom.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index c950eb71..31276559 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -137,6 +137,11 @@
                         <artifactId>junit-jupiter-engine</artifactId>
                         <version>${junit-jupiter.version}</version>
                     </dependency>
+                    <dependency>
+                        <groupId>org.junit.platform</groupId>
+                        <artifactId>junit-platform-launcher</artifactId>
+                        <version>1.14.3</version>
+                    </dependency>
                 </dependencies>
             </plugin>
             <plugin>

From d2ed243048f77eacff77188d932279192d470064 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 01:05:03 +0000
Subject: [PATCH 7/8] chore: downgrade to a compatible junit version

---
 aws-lambda-java-events-sdk-transformer/pom.xml             | 2 +-
 aws-lambda-java-events/pom.xml                             | 2 +-
 aws-lambda-java-runtime-interface-client/pom.xml           | 4 ++--
 aws-lambda-java-tests/pom.xml                              | 2 +-
 experimental/aws-lambda-java-profiler/examples/cdk/pom.xml | 2 +-
 samples/kinesis-firehose-event-handler/pom.xml             | 2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/aws-lambda-java-events-sdk-transformer/pom.xml b/aws-lambda-java-events-sdk-transformer/pom.xml
index 933d4e43..6de599ef 100644
--- a/aws-lambda-java-events-sdk-transformer/pom.xml
+++ b/aws-lambda-java-events-sdk-transformer/pom.xml
@@ -38,7 +38,7 @@
     <maven.compiler.target>1.8</maven.compiler.target>
     <sdk.v1.version>1.11.914</sdk.v1.version>
     <sdk.v2.version>2.15.40</sdk.v2.version>
-    <junit-jupiter.version>5.14.3</junit-jupiter.version>
+    <junit-jupiter.version>5.12.2</junit-jupiter.version>
     <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
   </properties>
 
diff --git a/aws-lambda-java-events/pom.xml b/aws-lambda-java-events/pom.xml
index ba93601d..c8c40e0c 100644
--- a/aws-lambda-java-events/pom.xml
+++ b/aws-lambda-java-events/pom.xml
@@ -39,7 +39,7 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <jackson.version>2.20.1</jackson.version>
         <json.unit>2.40.1</json.unit>
-        <junit-jupiter.version>5.14.3</junit-jupiter.version>
+        <junit-jupiter.version>5.12.2</junit-jupiter.version>
     </properties>
 
     <distributionManagement>
diff --git a/aws-lambda-java-runtime-interface-client/pom.xml b/aws-lambda-java-runtime-interface-client/pom.xml
index 31276559..a09fd3df 100644
--- a/aws-lambda-java-runtime-interface-client/pom.xml
+++ b/aws-lambda-java-runtime-interface-client/pom.xml
@@ -37,7 +37,7 @@
         <jacoco.maven.plugin.version>0.8.12</jacoco.maven.plugin.version>
         <maven-install-plugin.version>2.4</maven-install-plugin.version>
         <maven-deploy-plugin.version>3.1.1</maven-deploy-plugin.version>
-        <junit-jupiter.version>5.14.3</junit-jupiter.version>
+        <junit-jupiter.version>5.12.2</junit-jupiter.version>
         <maven-checkstyle-plugin.version>3.4.0</maven-checkstyle-plugin.version>
         <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
         <!--
@@ -140,7 +140,7 @@
                     <dependency>
                         <groupId>org.junit.platform</groupId>
                         <artifactId>junit-platform-launcher</artifactId>
-                        <version>1.14.3</version>
+                        <version>1.12.2</version>
                     </dependency>
                 </dependencies>
             </plugin>
diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index 624f47ed..8e730d6d 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -33,7 +33,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <junit.version>5.14.3</junit.version>
+        <junit.version>5.12.2</junit.version>
         <jacoco.maven.plugin.version>0.8.7</jacoco.maven.plugin.version>
         <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
     </properties>
diff --git a/experimental/aws-lambda-java-profiler/examples/cdk/pom.xml b/experimental/aws-lambda-java-profiler/examples/cdk/pom.xml
index d84b2bd1..4b46f4e2 100644
--- a/experimental/aws-lambda-java-profiler/examples/cdk/pom.xml
+++ b/experimental/aws-lambda-java-profiler/examples/cdk/pom.xml
@@ -11,7 +11,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <cdk.version>2.155.0</cdk.version>
         <constructs.version>[10.0.0,11.0.0)</constructs.version>
-        <junit.version>5.14.3</junit.version>
+        <junit.version>5.12.2</junit.version>
     </properties>
 
     <build>
diff --git a/samples/kinesis-firehose-event-handler/pom.xml b/samples/kinesis-firehose-event-handler/pom.xml
index a97fc128..0db8ed83 100644
--- a/samples/kinesis-firehose-event-handler/pom.xml
+++ b/samples/kinesis-firehose-event-handler/pom.xml
@@ -35,7 +35,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <junit-jupiter.version>5.14.3</junit-jupiter.version>
+        <junit-jupiter.version>5.12.2</junit-jupiter.version>
         <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
 
     </properties>

From d322b5e3e9b36730fe24411ff4faa47e0c70ee64 Mon Sep 17 00:00:00 2001
From: Davide Melfi <dmelfi@amazon.com>
Date: Tue, 24 Mar 2026 10:18:27 +0000
Subject: [PATCH 8/8] chore: downgrading junit in aws-lambda-java-tests because
 technically it's a transitive dependency

---
 aws-lambda-java-tests/pom.xml | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/aws-lambda-java-tests/pom.xml b/aws-lambda-java-tests/pom.xml
index 8e730d6d..69a112cb 100644
--- a/aws-lambda-java-tests/pom.xml
+++ b/aws-lambda-java-tests/pom.xml
@@ -33,9 +33,13 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <junit.version>5.12.2</junit.version>
+        <!--
+            JUnit is a compile-scope transitive dependency for consumers of this module.
+            Upgrading it requires a version bump of aws-lambda-java-tests to avoid
+            breaking customers who don't pin their own JUnit version.
+        -->
+        <junit.version>5.9.2</junit.version>
         <jacoco.maven.plugin.version>0.8.7</jacoco.maven.plugin.version>
-        <maven-surefire-plugin.version>3.5.4</maven-surefire-plugin.version>
     </properties>
 
     <dependencies>
@@ -250,7 +254,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>${maven-surefire-plugin.version}</version>
+                <version>2.22.2</version>
                 <configuration>
                     <failIfNoTests>true</failIfNoTests>
                 </configuration>