diff --git a/Cargo.lock b/Cargo.lock
index 05af0a5e..2e5875b5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4591,9 +4591,9 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
 [[package]]
 name = "signal-hook"
-version = "0.3.18"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d881a16cf4426aa584979d30bd82cb33429027e42122b169753d6ef1085ed6e2"
+checksum = "b29ffa27d3d59a049bb328258de100f8012848d1b08d444e08bbc02ac468435e"
 dependencies = [
  "libc",
  "signal-hook-registry",
diff --git a/openaide-rs/app-server/Cargo.toml b/openaide-rs/app-server/Cargo.toml
index 0798b6ea..1e3fa4a7 100644
--- a/openaide-rs/app-server/Cargo.toml
+++ b/openaide-rs/app-server/Cargo.toml
@@ -42,7 +42,7 @@ qrcode = { version = "0.14", default-features = false }
 
 [target.'cfg(unix)'.dependencies]
 nix = { version = "0.31", features = ["signal", "hostname", "process"] }
-signal-hook = { version = "0.3", default-features = false }
+signal-hook = { version = "0.4", default-features = false }
 
 [target.'cfg(windows)'.dependencies]
 windows-sys = { version = "0.61", features = ["Win32_Foundation", "Win32_Storage_FileSystem", "Win32_System_Diagnostics_ToolHelp"] }