diff --git a/pkgs/games/doom-ports/slade/default.nix b/pkgs/games/doom-ports/slade/default.nix
index 9e9fc837e820..f55a778cbe3b 100644
--- a/pkgs/games/doom-ports/slade/default.nix
+++ b/pkgs/games/doom-ports/slade/default.nix
@@ -19,17 +19,18 @@
 
 stdenv.mkDerivation rec {
   pname = "slade";
-  version = "3.2.4";
+  version = "3.2.5";
 
   src = fetchFromGitHub {
     owner = "sirjuddington";
     repo = "SLADE";
     rev = version;
-    sha256 = "sha256-CN01w+sXXRqvQqu1whePAb+phVx+VM8tL2NusfnCyF8=";
+    sha256 = "sha256-FBpf1YApwVpWSpUfa2LOrkS1Ef34sKCIZ6ic+Pczs14=";
   };
 
-  postPatch = lib.optionalString (!stdenv.hostPlatform.isx86) ''
-    sed -i '/-msse/d' src/CMakeLists.txt
+  postPatch = ''
+    substituteInPlace dist/CMakeLists.txt \
+      --replace "PK3_OUTPUT" "PK3_DESTINATION"
   '';
 
   nativeBuildInputs = [
@@ -54,6 +55,7 @@ stdenv.mkDerivation rec {
 
   cmakeFlags = [
     "-DwxWidgets_LIBRARIES=${wxGTK}/lib"
+    "-DBUILD_PK3=ON"
   ];
 
   env.NIX_CFLAGS_COMPILE = "-Wno-narrowing";