diff --git a/gio/gdbus-codegen/codegen.py b/gio/gdbus-codegen/codegen.py
index c0811dcda..ff58278c4 100644
--- a/gio/gdbus-codegen/codegen.py
+++ b/gio/gdbus-codegen/codegen.py
@@ -51,7 +51,7 @@ class CodeGenerator:
 
     def generate_intro(self):
         self.c.write('/*\n'
-                     ' * Generated by gdbus-codegen.py %s. DO NOT EDIT.\n'
+                     ' * Generated by gdbus-codegen %s. DO NOT EDIT.\n'
                      ' */\n'
                      '\n'
                      %(config.VERSION))