diff --git a/flake.nix b/flake.nix
index 134bcdc..ca06a36 100644
--- a/flake.nix
+++ b/flake.nix
@@ -66,6 +66,9 @@
           hooks = {
             clippy = {
               enable = true;
+              settings = {
+                denyWarnings = true;
+              };
             };
 
             nixpkgs-fmt = {