diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b8d386d7..73bf8718 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,5 +31,7 @@ jobs:
       run: npm install --no-package-lock
     - name: Run CI Tests
       run: npm run ci
+    - name: Install markdownlint-micromark Dependencies
+      run: cd micromark && npm install --no-package-lock
     - name: Build markdownlint-micromark
       run: npm run build-micromark