diff --git a/.github/workflows/require-changelog-for-PRs.yml b/.github/workflows/require-changelog-for-PRs.yml
index 0c1c3b6439..3e493b911c 100644
--- a/.github/workflows/require-changelog-for-PRs.yml
+++ b/.github/workflows/require-changelog-for-PRs.yml
@@ -2,6 +2,9 @@ name: Changelog
 
 on:
   pull_request:
+    branches-ignore:
+      # dependabot PRs are automerged if CI passes; we shouldn't block these
+      - dependabot/**
 
 jobs:
   check-changelog: