diff --git a/.github/workflows/pr-check.yaml b/.github/workflows/pr-check.yaml
index 1e489c15..b5ac9d19 100644
--- a/.github/workflows/pr-check.yaml
+++ b/.github/workflows/pr-check.yaml
@@ -13,6 +13,10 @@ on:
       - '**.md'
       - '**.MD'
 
+# If two events are triggered within a short time in the same PR, cancel the run of the oldest event
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
 
 jobs:
   validate-pr: