diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index fc5a239..a32db01 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -30,7 +30,7 @@ jobs:
         with:
           elixir-version: ${{ matrix.elixir }}
           otp-version: ${{ matrix.otp }}
-      - uses: actions/cache@v4
+      - uses: actions/cache@v6
         with:
           path: |
             deps
@@ -51,7 +51,7 @@ jobs:
         with:
           elixir-version: "1.20"
           otp-version: "29"
-      - uses: actions/cache@v4
+      - uses: actions/cache@v6
         with:
           path: |
             deps
@@ -64,7 +64,7 @@ jobs:
       - run: mix compile --warnings-as-errors
       - run: mix credo --strict
       - name: Restore Dialyzer PLT cache
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         with:
           path: priv/plts
           key: ${{ runner.os }}-plt-1.20-29-${{ hashFiles('**/mix.lock') }}