diff --git a/evolution-2.8.1-kill-ethread.patch b/evolution-2.8.1-kill-ethread.patch
index 72c9513..b756a71 100644
--- a/evolution-2.8.1-kill-ethread.patch
+++ b/evolution-2.8.1-kill-ethread.patch
@@ -5287,7 +5287,7 @@ diff -up evolution-2.21.4/mail/mail-mt.c.kill-ethread evolution-2.21.4/mail/mail
 -
 -static void end_event_callback (CamelObject *o, void *event_data, void *error)
 +static void
-+end_event_callback (CamelObject *o, void *event_data, void *data, void *error)
++end_event_callback (CamelObject *o, void *event_data, void *error)
  {
 -	EActivityHandler *activity_handler = mail_component_peek_activity_handler (mail_component_peek ());
 +	MailComponent *component;