diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 198dbd8..529fe79 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -85,7 +85,7 @@ jobs:
 
       - name: Restore PLT cache
         id: plt_cache_restore
-        uses: actions/cache/restore@v3
+        uses: actions/cache/restore@v4
         with:
           key: |
             plts-${{ runner.os }}-${{ steps.beam.outputs.otp-version }}-${{ steps.beam.outputs.elixir-version }}-${{ hashFiles('**/mix.lock') }}
@@ -101,7 +101,7 @@ jobs:
       - name: Save PLT cache
         id: plt_cache_save
         if: steps.plt_cache_restore.outputs.cache-hit != 'true'
-        uses: actions/cache/save@v3
+        uses: actions/cache/save@v4
         with:
           key: |
             plts-${{ runner.os }}-${{ steps.beam.outputs.otp-version }}-${{ steps.beam.outputs.elixir-version }}-${{ hashFiles('**/mix.lock') }}