diff --git a/tools/libinput-measure-fuzz.py b/tools/libinput-measure-fuzz.py
index 23386fe2..5e12b1de 100755
--- a/tools/libinput-measure-fuzz.py
+++ b/tools/libinput-measure-fuzz.py
@@ -455,7 +455,7 @@ def main(args):
     except PermissionError as e:
         print('Permission denied, please re-run as root')
     except InvalidConfigurationError as e:
-        print('Error: {}'.format(e.message))
+        print('Error: {}'.format(e))
     except KeyboardInterrupt as e:
         print('Exited on user request')