diff --git a/Cargo.lock b/Cargo.lock
index 37a91fa..08253f9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7326,11 +7326,10 @@ checksum = "a28ac98ddc8b9274cb41bb4d9d4d5c425b6020c50c46f25559911905610b4a88"
 
 [[package]]
 name = "which"
-version = "7.0.3"
+version = "8.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24d643ce3fd3e5b54854602a080f34fb10ab75e0b813ee32d00ca2b44fa74762"
+checksum = "d3fabb953106c3c8eea8306e4393700d7657561cb43122571b172bbfb7c7ba1d"
 dependencies = [
- "either",
  "env_home",
  "rustix",
  "winsafe",
diff --git a/Cargo.toml b/Cargo.toml
index a783591..2fb0e6f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -124,7 +124,7 @@ console = "0.16"
 glob = "0.3"
 
 # Binary discovery (init system detection)
-which = "7.0"
+which = "8.0"
 
 # WebSocket client channels (Discord/Lark/DingTalk)
 tokio-tungstenite = { version = "0.28", features = ["rustls-tls-webpki-roots"] }