diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f1c1c96a..5d1b3b5e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -44,19 +44,20 @@ jobs:
         if: ${{ steps.cacheNodeModules.outputs.cache-hit != 'true' }}
         run: npm ci --prefix webpack-plugin
 
-      # If you want to from source:
-      # - name: Setup, Build & Test monaco-editor-core
-      #   run: yarn ts-node ./scripts/ci/build-monaco-editor-core-pkg nightly
-      #   env:
-      #     VSCODE_REF: 'main'
-      #     PRERELEASE_VERSION: 'dev-${today}'
+      # <building-from-source>
+      - name: Setup, Build & Test monaco-editor-core
+        run: yarn ts-node ./scripts/ci/build-monaco-editor-core-pkg nightly
+        env:
+          VSCODE_REF: 'main'
+          PRERELEASE_VERSION: 'dev-${today}'
 
-      # - name: Link monaco-editor-core
-      #   run: npm link
-      #   working-directory: ./dependencies/vscode/out-monaco-editor-core
+      - name: Link monaco-editor-core
+        run: npm link
+        working-directory: ./dependencies/vscode/out-monaco-editor-core
 
-      # - name: Link monaco-editor-core
-      #   run: npm link monaco-editor-core
+      - name: Link monaco-editor-core
+        run: npm link monaco-editor-core
+      # </building-from-source>
 
       # TODO: prettier formatting
       # - name: Check prettier