diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5494c60..54f5bd6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,6 +16,12 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
+    - name: Cache downloaded files
+      uses: actions/cache@v4
+      with:
+        path: download
+        key: ${{ runner.os }}-cache
+
     - name: Run test cases
       run: |
         ./test/test_install_version.sh