diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index 995235b..41b8acd 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -35,7 +35,7 @@ jobs:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             deps
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 37051bb..9a3cc50 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -52,7 +52,7 @@ jobs:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: |
             deps