diff --git a/pkgs/by-name/ap/apparmor-parser/package.nix b/pkgs/by-name/ap/apparmor-parser/package.nix
index f3b884aa9b10..2199423a37be 100644
--- a/pkgs/by-name/ap/apparmor-parser/package.nix
+++ b/pkgs/by-name/ap/apparmor-parser/package.nix
@@ -59,9 +59,15 @@ stdenv.mkDerivation (finalAttrs: {
 
   checkTarget = "tests";
 
+  checkFlags = lib.optionals stdenv.hostPlatform.isMusl [
+    # equality tests are broken on musl due to different priority values
+    # https://gitlab.com/apparmor/apparmor/-/issues/513
+    "-o equality"
+  ];
+
   postCheck = "popd";
 
-  doCheck = stdenv.hostPlatform == stdenv.buildPlatform && !stdenv.hostPlatform.isMusl;
+  doCheck = stdenv.hostPlatform == stdenv.buildPlatform;
   checkInputs = [
     bashInteractive
     perl