diff --git a/pkgs/by-name/fi/fizz/package.nix b/pkgs/by-name/fi/fizz/package.nix
index 976a8194a414..a822021cd333 100644
--- a/pkgs/by-name/fi/fizz/package.nix
+++ b/pkgs/by-name/fi/fizz/package.nix
@@ -58,7 +58,6 @@ stdenv.mkDerivation (finalAttrs: {
   cmakeDir = "../fizz";
 
   cmakeFlags = [
-    "-Wno-dev"
     (lib.cmakeBool "BUILD_TESTS" finalAttrs.finalPackage.doCheck)
   ];