diff --git a/.github/workflows/build-iso.yaml b/.github/workflows/build-iso.yaml
index 9d9439d..d160b6c 100644
--- a/.github/workflows/build-iso.yaml
+++ b/.github/workflows/build-iso.yaml
@@ -4,7 +4,6 @@ on:
   push:
     branches:
       - master
-  pull_request:
   merge_group:
 
 concurrency: