diff --git a/tests/system/shared/project_explorer.py b/tests/system/shared/project_explorer.py
index 902e79e8906..643182f3f4d 100644
--- a/tests/system/shared/project_explorer.py
+++ b/tests/system/shared/project_explorer.py
@@ -2,6 +2,8 @@ import re;
 
 # this function switches the MainWindow of creator to the specified view
 def switchViewTo(view):
+    # make sure that no tooltip is shown, so move the mouse away and wait until all disappear
+    mouseMove(waitForObject(':Qt Creator_Core::Internal::MainWindow'), -20, -20)
     waitFor("not QToolTip.isVisible()", 15000)
     if view < ViewConstants.WELCOME or view > ViewConstants.LAST_AVAILABLE:
         return