diff --git a/README.md b/README.md
index fb21cc5..66f8ccb 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
 
@@ -59,7 +59,7 @@ jobs:
         run: |
           changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
           if [[ -n "$changed" ]]; then
-            echo "::set-output name=changed::true"
+            echo "changed=true" >> "$GITHUB_OUTPUT"
           fi
 
       - name: Run chart-testing (lint)