diff --git a/pkgs/development/libraries/libgksu/default.nix b/pkgs/development/libraries/libgksu/default.nix
index 90d1b21cd3f..b86eba685bb 100644
--- a/pkgs/development/libraries/libgksu/default.nix
+++ b/pkgs/development/libraries/libgksu/default.nix
@@ -24,6 +24,8 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  hardeningDisable = [ "format" ];
+
   patches = [
         # Patches from the gentoo ebuild