--- a/eric6/Project/IdlCompilerOptionsDialog.py	Tue Apr 13 18:02:59 2021 +0200
+++ b/eric6/Project/IdlCompilerOptionsDialog.py	Tue Apr 13 19:59:17 2021 +0200
@@ -132,10 +132,8 @@
         """
         Private slot to add an 'Include Directory'.
         """
-        if self.__project:
-            defaultDirectory = self.__project.getProjectPath()
-        else:
-            defaultDirectory = ""
+        defaultDirectory = (self.__project.getProjectPath() if self.__project
+                            else "")
         path, ok = E5PathPickerDialog.getPath(
             self,
             self.tr("Include Directory"),