diff --git a/modules/xmonad/buildXmonad.nix b/modules/xmonad/buildXmonad.nix
index 5ce4a35..e602b1b 100644
--- a/modules/xmonad/buildXmonad.nix
+++ b/modules/xmonad/buildXmonad.nix
@@ -9,7 +9,7 @@ let
     xmonadDeps = with dhallPackages;
       buildDhallDirectoryPackage {
         name = "xmonad-masser";
-        src = "${xmonad-masser}/share/x86_64-linux-ghc-8.10.7/xmonad-masser-0.1.0.0/dhall";
+        src = "${xmonad-masser}/share/x86_64-linux-ghc-9.0.2/xmonad-masser-0.1.0.0/dhall";
         file = "package.dhall";
         source = false;
         document = false;