diff --git a/.github/workflows/run_cpp_tests.yml b/.github/workflows/run_cpp_tests.yml
index 7219717..2abf6f1 100644
--- a/.github/workflows/run_cpp_tests.yml
+++ b/.github/workflows/run_cpp_tests.yml
@@ -18,7 +18,7 @@ jobs:
 
     - name: Cache Catch2 build
       id: catch2-cache
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
           path: |
             ~/.local/catch2