diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 8512c5f..358fa5d 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -30,7 +30,7 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         env:
           cache-name: cache-artifacts
         with:
diff --git a/.github/workflows/JuliaNightly.yml b/.github/workflows/JuliaNightly.yml
index 66d5cdf..f5c7585 100644
--- a/.github/workflows/JuliaNightly.yml
+++ b/.github/workflows/JuliaNightly.yml
@@ -31,7 +31,7 @@ jobs:
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         env:
           cache-name: cache-artifacts
         with: