diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index b9843906..8e0dc409 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -26,7 +26,7 @@ jobs:
           sudo locale-gen ps_AF.UTF-8
       - name: Cache GNU GMP builds
         id: cache-gmp
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: .local
           key: ${{ matrix.os }}-${{ hashFiles('scripts/*') }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index bc195d5f..6a83e0be 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -15,7 +15,7 @@ jobs:
     - run: pip install build
     - name: Cache GNU GMP builds
       id: cache-gmp
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: .local
         key: ${{ matrix.os }}-${{ hashFiles('scripts/*') }}