diff --git a/connect.h b/connect.h
index c86f862f2f..32aff60979 100644
--- a/connect.h
+++ b/connect.h
@@ -1,7 +1,7 @@
 #ifndef CONNECT_H
 #define CONNECT_H
 
-#include "protocol.h"   /* for enum protocol_version */
+#include "protocol.h"
 
 #define CONNECT_VERBOSE       (1u << 0)
 #define CONNECT_DIAG_URL      (1u << 1)