diff --git a/.github/workflows/build-docusaurus.yml b/.github/workflows/build-docusaurus.yml
index e31246f..dd96a8a 100644
--- a/.github/workflows/build-docusaurus.yml
+++ b/.github/workflows/build-docusaurus.yml
@@ -26,7 +26,7 @@ jobs:
             ${{ runner.os }}-npm-
 
       - name: Install dependencies
-        run: npm ci
+        run: npm install --frozen-lockfile
 
       - name: Build Docusaurus site
         run: npm run build