diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 770b06160..6cbcdd4b2 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -45,7 +45,7 @@ jobs:
 
       - name: cache conda
         id: cache
-        uses: actions/cache@v3
+        uses: actions/cache@v2
         env:
           # Increase this to reset the cache if the key hasn't changed.
           CACHE_NUM: 5