diff --git a/lib/urlwatch/reporters.py b/lib/urlwatch/reporters.py
index 4487d336..a536727e 100644
--- a/lib/urlwatch/reporters.py
+++ b/lib/urlwatch/reporters.py
@@ -1138,7 +1138,7 @@ def submit(self):
 
 class GotifyReporter(MarkdownReporter):
     """Send a message to a gotify server"""
-    MAX_LENGTH = 16*1024
+    MAX_LENGTH = 16 * 1024
 
     __kind__ = 'gotify'