diff --git a/package.json b/package.json
index f6606df..5412968 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "compression": "1.6.1",
     "cookie-parser": "~1.3.5",
     "cors": "^2.8.1",
-    "debug": "~2.2.0",
+    "debug": "~3.1.0",
     "easy-zip": "0.0.4",
     "express": "~4.13.1",
     "express-session": "^1.13.0",
diff --git a/yarn.lock b/yarn.lock
index 639aba9..ee61766 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1860,6 +1860,12 @@ debug@~2.2.0:
   dependencies:
     ms "0.7.1"
 
+debug@~3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  dependencies:
+    ms "2.0.0"
+
 decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"