--- a/PluginAssistantEric.py	Wed Dec 30 11:02:00 2020 +0100
+++ b/PluginAssistantEric.py	Sat Mar 06 15:54:30 2021 +0100
@@ -24,7 +24,7 @@
 author = "Detlev Offenbach <detlev@die-offenbachs.de>"
 autoactivate = True
 deactivateable = True
-version = "5.1.2"
+version = "5.2.0"
 className = "AssistantEricPlugin"
 packageName = "AssistantEric"
 shortDescription = "Alternative autocompletion and calltips provider."
@@ -80,7 +80,7 @@
     except AttributeError:
         from PyQt5.QtGui import QPalette
         palette = e5App().palette()
-        lightness = palette.color(QPalette.Window).lightness()
+        lightness = palette.color(QPalette.ColorRole.Window).lightness()
         usesDarkPalette = lightness <= 128
     if usesDarkPalette:
         iconSuffix = "dark"