diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index c273716..2442fdc 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -59,7 +59,7 @@ jobs:
 
       - name: Restore R package cache
         if: runner.os != 'Windows'
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.R_LIBS_USER }}
           key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}
diff --git a/.github/workflows/check_windows.yaml b/.github/workflows/check_windows.yaml
index 6601e19..6753219 100644
--- a/.github/workflows/check_windows.yaml
+++ b/.github/workflows/check_windows.yaml
@@ -55,7 +55,7 @@ jobs:
 
       - name: Restore R package cache
         if: runner.os != 'Windows'
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ env.R_LIBS_USER }}
           key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}