diff --git a/.github/workflows/mac.yml b/.github/workflows/mac.yml
index 8c7022300..765e12ef4 100644
--- a/.github/workflows/mac.yml
+++ b/.github/workflows/mac.yml
@@ -54,7 +54,7 @@ jobs:
         path: ~/.stack
         key: ${{ runner.os }}-stack-global-${{ hashFiles('**.yaml') }}
         restore-keys: |
-             ${{ runner.os }}-stack-global
+             ${{ runner.os }}-stack-global-2
 
     - name: Cache stack-installed programs in ~/.local/bin
       id:   stack-programs