diff --git a/.github/workflows/check-labels.yml b/.github/workflows/check-labels.yml
index a6b0282..a495255 100644
--- a/.github/workflows/check-labels.yml
+++ b/.github/workflows/check-labels.yml
@@ -2,6 +2,7 @@ name: Check required labels
 
 on:
   pull_request_target:
+    types: [opened, synchronize, reopened, labeled]
     branches: ["**"]
 
 jobs: