diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0600287..8860ed0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,7 @@ jobs:
           KMP_DUPLICATE_LIB_OK: "TRUE"
 
       - name: Cache conda
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         env:
           # Increase this value to reset cache if .github/environment.yml has not changed
           CACHE_NUMBER: 2