--- webapps-applications-2.4.6.orig/scripts/install-default-webapps-in-launcher.py
+++ webapps-applications-2.4.6/scripts/install-default-webapps-in-launcher.py
@@ -1,5 +1,6 @@
 #!/usr/bin/python
 from gi.repository import Gio
+import os
 
 PREINSTALLED_LAUNCHER_DESKTOP_FILES = ["application://ubuntu-amazon-default.desktop", "application://UbuntuOneMusiconeubuntucom.desktop"]
 
@@ -7,6 +8,10 @@ UNITY_LAUNCHER_SETTINGS = "com.canonical
 UNITY_LAUNCHER_FAVORITE_KEY = "favorites"
 
 def install_default_webapps_in_launcher():
+    # Workaround for the script triggering on systems where it shouldn't.
+    if os.path.exists("/usr/share/glib-2.0/schemas/95_edubuntu-artwork.gschema.override"):
+        return
+
     new_desktop_files = PREINSTALLED_LAUNCHER_DESKTOP_FILES
 
     if len(new_desktop_files) != 0:
