diff --git a/Cargo.lock b/Cargo.lock
index aa76b0f..321d989 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -889,9 +889,9 @@ dependencies = [
 
 [[package]]
 name = "signal-hook"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e772e5ae4e7b3ee5244e46c83bd9c97d2ee93211c61b808acb1dfbf4a0af8f76"
+checksum = "3b57709da74f9ff9f4a27dce9526eec25ca8407c45a7887243b031a58935fb8e"
 dependencies = [
  "libc",
  "signal-hook-registry",
@@ -1182,7 +1182,7 @@ dependencies = [
  "nix",
  "regex",
  "rodio",
- "signal-hook 0.4.2",
+ "signal-hook 0.4.3",
  "tailcall",
  "time",
 ]