diff --git a/.github/workflows/validate-typescript.yml b/.github/workflows/validate-typescript.yml
index 28d66e3..97b807c 100644
--- a/.github/workflows/validate-typescript.yml
+++ b/.github/workflows/validate-typescript.yml
@@ -5,6 +5,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: actions/cache@v2
+      with:
+        path: node_modules
+        key: ${{ runner.os }}-node-${{ hashFiles('**/yarn.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-node-
     - name: Install modules
       run: yarn
     - name: Install modules (example/)