diff --git a/.github/workflows/publication.yml b/.github/workflows/publication.yml
index 6156aefb8..a8d1e021f 100644
--- a/.github/workflows/publication.yml
+++ b/.github/workflows/publication.yml
@@ -1,9 +1,13 @@
 name: PUB
 
 on:
-  push:
-    tags:
-      - 'v*'
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+    branches:
+      - release/7.3
 
 env:
   PPL_TEMPLATE_VERSION: "v2.0.0"
@@ -18,11 +22,15 @@ env:
   DOCKER_IMAGE_PUSH: true
   
   PUBLIC_URL: "/app-builder"
-  DOMAIN: "/entando-de-app"
+  DOMAIN: "/app"
   USE_MOCKS: "false"
   CI: "false"
-  COMPONENT_REPOSITORY_UI_ENABLED: "true"
+  COMPONENT_REPOSITORY_UI_ENABLED: "false"
   KEYCLOAK_ENABLED: "true"
+  USE_MFE: "false"
+  USE_REMOTE_MFE: "false"
+  USE_LOCAL_MFE: "false"
+  USE_MFE_MOCKS: "false"
 
 jobs: