diff --git a/.github/workflows/build_all.yml b/.github/workflows/build_all.yml
index 83b6e0465f..f1d1fef97f 100644
--- a/.github/workflows/build_all.yml
+++ b/.github/workflows/build_all.yml
@@ -3,7 +3,7 @@ name: Build all
 on:
   push:
     branches:
-     - main
+     - master
     paths:
      - 'deps/**'
      - 'src/**'
diff --git a/src/slic3r/GUI/Project.cpp b/src/slic3r/GUI/Project.cpp
index 04a7600b32..4b4a376042 100644
--- a/src/slic3r/GUI/Project.cpp
+++ b/src/slic3r/GUI/Project.cpp
@@ -389,6 +389,12 @@ void ProjectPanel::OnScriptMessage(wxWebViewEvent& evt)
                 wxGetApp().CallAfter([this, strJS] {
                     RunScript(strJS.ToStdString());
                 });
+            } else {
+                // m_last_payload was cleared (e.g. after a save) and the background
+                // reload may not have finished yet — or its dispatch was dropped during
+                // webview navigation.  Trigger a fresh reload so the new page receives
+                // up-to-date model data once the reload completes.
+                update_model_data();
             }
         }
         else if (strCmd == "request_confirm_save_project") {