diff --git a/Cargo.toml b/Cargo.toml
index 87f5e83..f9c70b6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -62,7 +62,7 @@ warp = "0.3.1"
 
 # For testing unix signals
 [target.'cfg(unix)'.dev-dependencies]
-nix = { version = "0.26.1", default-features = false, features = ["signal"] }
+nix = { version = "0.27.1", default-features = false, features = ["signal"] }
 
 # Make leak sanitizer more reliable
 [profile.dev]