diff --git a/Cargo.lock b/Cargo.lock
index 2987807..ec0f298 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1008,9 +1008,9 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signal-hook"
-version = "0.3.18"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d881a16cf4426aa584979d30bd82cb33429027e42122b169753d6ef1085ed6e2"
+checksum = "2a37d01603c37b5466f808de79f845c7116049b0579adb70a6b7d47c1fa3a952"
 dependencies = [
  "libc",
  "signal-hook-registry",
diff --git a/Cargo.toml b/Cargo.toml
index 2cb84f8..ca62370 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ regex = "1.11.1"
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.142"
 shell-quote = { version = "0.7.2", default-features = false, features = ["bash"] }
-signal-hook = { version = "0.3.18", default-features = false }
+signal-hook = { version = "0.4.0", default-features = false }
 speedate = "0.17.0"
 thiserror = "2.0.12"
 toml = "0.9.5"