diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index cda3611..dd4fc02 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -38,7 +38,7 @@ jobs:
               run: echo "::set-output name=dir::$(composer config cache-files-dir)"
 
             - name: Cache dependencies
-              uses: actions/cache@v2
+              uses: actions/cache@v2.1.4
               with:
                   path: ${{ steps.composer-cache.outputs.dir }}
                   key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}