diff --git a/.github/workflows/podman-udm.yml b/.github/workflows/podman-udm.yml
index 4b8e56e..3be82c4 100644
--- a/.github/workflows/podman-udm.yml
+++ b/.github/workflows/podman-udm.yml
@@ -3,12 +3,16 @@ name: UDM Podman
 on:
   workflow_dispatch:
   push:
+    branches:
+      - 'main'
     paths:
       - 'podman-update/build/Dockerfile'
       - 'podman-update/build/podman.Makefile.UDM-Base.patch'
       - 'podman-update/build/*.conf'
       - 'podman-update/build/*.json'
-  pull_request:
+  pull_request_target:
+    types:
+      - opened
     paths:
       - 'podman-update/build/Dockerfile'
       - 'podman-update/build/podman.Makefile.UDM-Base.patch'