diff --git a/Cargo.lock b/Cargo.lock
index 5bac37e..565d29c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -369,9 +369,9 @@ checksum = "f8fadd59c855ef2080decdef8ff161eb6661b86933c9d82e5ba29dc602a55aba"
 
 [[package]]
 name = "signal-hook"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2a0c28ca5908dbdbcd52e6fdaa00358ab88637f8ab33e1f188dd510eb44b53d"
+checksum = "b29ffa27d3d59a049bb328258de100f8012848d1b08d444e08bbc02ac468435e"
 dependencies = [
  "libc",
  "signal-hook-registry",