diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0400f99c594..c158aee20a0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12735,8 +12735,7 @@ in
   };
 
   mesa = callPackage ../development/libraries/mesa {
-    # 7 is the default, but only on Linux, so keep this for now
-    llvmPackages = llvmPackages_7;
+    llvmPackages = llvmPackages_9;
     inherit (darwin.apple_sdk.frameworks) OpenGL;
     inherit (darwin.apple_sdk.libs) Xplugin;
   };