diff --git a/scripting/kicad_pyshell/kicad_pyeditor.py b/scripting/kicad_pyshell/kicad_pyeditor.py
index 8af209f264..10645d175b 100644
--- a/scripting/kicad_pyshell/kicad_pyeditor.py
+++ b/scripting/kicad_pyshell/kicad_pyeditor.py
@@ -118,7 +118,7 @@ class KiCadPyFrame():
 
     def OnIconize(self, event):
         """Event handler for Iconize."""
-        self.iconized = event.Iconized()
+        self.iconized = event.IsIconized()
 
 
     def __createMenus(self):