diff --git a/shell/containmentconfigview.cpp b/shell/containmentconfigview.cpp
--- a/shell/containmentconfigview.cpp
+++ b/shell/containmentconfigview.cpp
@@ -220,7 +220,9 @@
 
     if (m_currentWallpaperConfig && m_ownWallpaperConfig) {
         for (const auto &key : m_ownWallpaperConfig->keys()) {
-            m_currentWallpaperConfig->insert(key, m_ownWallpaperConfig->value(key));
+            auto value = m_ownWallpaperConfig->value(key);
+            m_currentWallpaperConfig->insert(key, value);
+            m_currentWallpaperConfig->valueChanged(key, value);
         }
     }