diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index edb43cf51..b600e76d1 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -6,6 +6,7 @@ on:
   push:
     branches: [ master ]
   pull_request:
+    types:    [ assigned, opened, synchronize, reopened ]
     branches: [ master ]
 
   # Allows you to run this workflow manually from the Actions tab