diff --git a/.github/workflows/typecheck.yml b/.github/workflows/typecheck.yml
index 22a178d6c..6a694c3ca 100644
--- a/.github/workflows/typecheck.yml
+++ b/.github/workflows/typecheck.yml
@@ -34,3 +34,8 @@ jobs:
       - name: Run typecheck
         run: npm run typecheck
         working-directory: frontend
+
+      - name: Lockfile lint
+        run: |
+          [ -z "$(jq -r '.packages | to_entries[] | select((.key | contains(\"node_modules\")) and (.value | has(\"resolved\") | not)) | .key' < package-lock.json)" ]
+        working-directory: frontend