diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 82a6f43..87d3de9 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -45,7 +45,7 @@ jobs:
         python-version: '3.13'
     - name: Load cached Poetry installation
       id: cached-poetry
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.local  # the path depends on the OS
         key: poetry-2  # increment to reset cache
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 08ab1dc..fe43e61 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -26,7 +26,7 @@ jobs:
           python-version: '3.13'
       - name: Load cached Poetry installation
         id: cached-poetry
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.local  # the path depends on the OS
           key: poetry-2  # increment to reset cache