diff --git a/.github/workflows/ghcr.yml b/.github/workflows/ghcr.yml
index 535d45e3..56e84d7a 100644
--- a/.github/workflows/ghcr.yml
+++ b/.github/workflows/ghcr.yml
@@ -31,7 +31,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
       
       - name: Cache Docker layers
-        uses: actions/cache@v2
+        uses: actions/cache@v5
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ github.sha }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 525be810..a8f2cb6f 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -63,7 +63,7 @@ jobs:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
       - name: Retrieve cached dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v5
         id: mix-cache
         with:
           path: |
@@ -105,7 +105,7 @@ jobs:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
       - name: Retrieve cached dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v5
         id: mix-cache
         with:
           path: |
@@ -157,7 +157,7 @@ jobs:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
       - name: Retrieve cached dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v5
         id: mix-cache
         with:
           path: |