diff --git a/.github/workflows/process.yml b/.github/workflows/process.yml
index c2a7342..d811254 100644
--- a/.github/workflows/process.yml
+++ b/.github/workflows/process.yml
@@ -27,6 +27,10 @@ jobs:
           # Needed to push changes back to the repo
           fetch-depth: 0
 
+      # Must be done before setup-node.
+      - name: Enable Corepack
+        run: corepack enable
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
@@ -42,8 +46,11 @@ jobs:
         id: find-json
         run: |
           # Get the list of added JSON files in the records/new/ directory
-          ADDED_FILES=$(git diff ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} --diff-filter=A --name-only | grep '^records/new/.*\.json$')
+          ADDED_FILES=$(git diff ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} --diff-filter=A --name-only | grep '^records/new/.*\.json$' || true)
           echo "NEW_JSON_FILES=$ADDED_FILES" >> $GITHUB_ENV
+          if [ -z "$ADDED_FILES" ]; then
+            echo "No new JSON files found."
+          fi
 
       - name: Process and move files
         if: env.NEW_JSON_FILES
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 3d4ac43..6a8e83d 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -17,6 +17,10 @@ jobs:
           # Needed to push changes back to the repo
           fetch-depth: 0
 
+      # Must be done before setup-node.
+      - name: Enable Corepack
+        run: corepack enable
+
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
@@ -32,8 +36,11 @@ jobs:
         id: find-json
         run: |
           # Get the list of added JSON files in the records/new/ directory
-          ADDED_FILES=$(git diff ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} --diff-filter=A --name-only | grep '^records/new/.*\.json$')
+          ADDED_FILES=$(git diff ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} --diff-filter=A --name-only | grep '^records/new/.*\.json$' || true)
           echo "NEW_JSON_FILES=$ADDED_FILES" >> $GITHUB_ENV
+          if [ -z "$ADDED_FILES" ]; then
+            echo "No new JSON files found."
+          fi
 
       - name: Validate files
         if: env.NEW_JSON_FILES