diff --git a/Cargo.lock b/Cargo.lock
index 370abd2..36f991b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -595,9 +595,9 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signal-hook"
-version = "0.3.18"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d881a16cf4426aa584979d30bd82cb33429027e42122b169753d6ef1085ed6e2"
+checksum = "b2a0c28ca5908dbdbcd52e6fdaa00358ab88637f8ab33e1f188dd510eb44b53d"
 dependencies = [
  "libc",
  "signal-hook-registry",
diff --git a/Cargo.toml b/Cargo.toml
index a618028..9e1a46e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ regex = "1"
 aho-corasick = "1"
 notify = "7"
 chrono = { version = "0.4", features = ["serde"] }
-signal-hook = "0.3"
+signal-hook = "0.4"
 log = "0.4"
 env_logger = "0.11"