diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 4498055a9..bb8d0c3b9 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -29,6 +29,7 @@ jobs:
       run: |
           npm ci
           npm i -g gulp
+          npm i -g ovsx
 
     - name: Compile
       run: npm run compile