diff --git a/boreas/boreas_io.h b/boreas/boreas_io.h
index 4163bbc69..b149683fc 100644
--- a/boreas/boreas_io.h
+++ b/boreas/boreas_io.h
@@ -34,9 +34,11 @@ put_host_on_queue (kb_t, char *);
 void
 put_finish_signal_on_queue (void *);
 
-void realloc_finish_signal_on_queue (kb_t);
+void
+realloc_finish_signal_on_queue (kb_t);
 
-int finish_signal_on_queue (kb_t);
+int
+finish_signal_on_queue (kb_t);
 
 void
 send_dead_hosts_to_ospd_openvas (int);