diff --git a/.github/workflows/auto-test.yml b/.github/workflows/auto-test.yml
index 03895001..53c68378 100644
--- a/.github/workflows/auto-test.yml
+++ b/.github/workflows/auto-test.yml
@@ -33,7 +33,7 @@ jobs:
       uses: actions/setup-node@v3
       with:
         node-version: ${{ matrix.node }}
-    - run: npm install npm@latest -g
+    - run: npm install npm@9 -g
     - run: npm install
     - run: npm run build
     - run: npm test
@@ -61,7 +61,7 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node }}
-      - run: npm install npm@latest -g
+      - run: npm install npm@9 -g
       - run: npm ci --production
 
   check-linters: