diff --git a/.github/workflows/rebuild.yml b/.github/workflows/rebuild.yml
index 4cac709..4ad7040 100644
--- a/.github/workflows/rebuild.yml
+++ b/.github/workflows/rebuild.yml
@@ -33,7 +33,7 @@ jobs:
           path: ${{ env.BUILDER_DIRECTORY }}
 
       - name: Cache composer cache directory
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         env:
           cache-name: composer-cache-dir
         with:
@@ -41,7 +41,7 @@ jobs:
           key: ${{ runner.os }}-build-${{ env.cache-name }}
 
       - name: Cache vendor directory of repository-builder
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         env:
           cache-name: repository-builder-vendor
         with:
@@ -51,7 +51,7 @@ jobs:
             ${{ runner.os }}-build-${{ env.cache-name }}-
 
       - name: Cache var directory of repository-builder
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         env:
           cache-name: repository-builder-var-${{ secrets.VAR_CACHE_VERSION }}
         with: