diff --git a/pkgs/os-specific/linux/anbox/kmod.nix b/pkgs/os-specific/linux/anbox/kmod.nix
index 6eb74ca25f6b36..896beaf3056ec0 100644
--- a/pkgs/os-specific/linux/anbox/kmod.nix
+++ b/pkgs/os-specific/linux/anbox/kmod.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation {
     homepage = "https://github.com/anbox/anbox-modules";
     license = licenses.gpl2;
     platforms = platforms.linux;
-    broken = (versionOlder kernel.version "4.4") || (kernel.features.grsecurity);
+    broken = (versionOlder kernel.version "4.4") || (kernel.features.grsecurity or false);
     maintainers = with maintainers; [ edwtjo ];
   };