diff --git a/pkgs/by-name/an/ananicy-cpp/package.nix b/pkgs/by-name/an/ananicy-cpp/package.nix
index a17e199a5ca7..527e9ccd585a 100644
--- a/pkgs/by-name/an/ananicy-cpp/package.nix
+++ b/pkgs/by-name/an/ananicy-cpp/package.nix
@@ -55,7 +55,7 @@ clangStdenv.mkDerivation rec {
   ];
 
   # BPF A call to built-in function '__stack_chk_fail' is not supported.
-  hardeningDisable = [ "stackprotector" ];
+  hardeningDisable = [ "stackprotector" "zerocallusedregs" ];
 
   cmakeFlags = [
     "-DUSE_EXTERNAL_JSON=ON"