diff --git a/tests/system/shared/classes.py b/tests/system/shared/classes.py
index 4611a0cefe1..3451da354ff 100644
--- a/tests/system/shared/classes.py
+++ b/tests/system/shared/classes.py
@@ -56,7 +56,7 @@ class ProjectSettings:
 
 # this class defines some constants for the views of the creator's MainWindow
 class ViewConstants:
-    WELCOME, EDIT, DESIGN, DEBUG, PROJECTS, HELP = range(6)
+    WELCOME, EDIT, DESIGN, DEBUG, PROJECTS, EXTENSIONS, HELP = range(7)
     FIRST_AVAILABLE = 0
     # always adjust the following to the highest value of the available ViewConstants when adding new
     LAST_AVAILABLE = HELP