--- a/eric6/Plugins/CheckerPlugins/CodeStyleChecker/Complexity/ComplexityChecker.py	Wed Mar 17 19:54:32 2021 +0100
+++ b/eric6/Plugins/CheckerPlugins/CodeStyleChecker/Complexity/ComplexityChecker.py	Sun Mar 21 14:17:16 2021 +0100
@@ -140,8 +140,7 @@
             return
         
         try:
-            self.__tree = compile(''.join(self.__source), self.__filename,
-                                  'exec', ast.PyCF_ONLY_AST)
+            self.__tree = ast.parse("".join(self.__source), self.__filename)
         except (SyntaxError, TypeError):
             self.__reportInvalidSyntax()
             return