diff --git a/src/protocol/smb/smb2.c b/src/protocol/smb/smb2.c
index 85cd01816..2de9a6b5f 100644
--- a/src/protocol/smb/smb2.c
+++ b/src/protocol/smb/smb2.c
@@ -37,7 +37,7 @@
 #include "util/string.h"
 
 
-static void
+static const char *
 get_name_smb(struct module *module)
 {
 	static char elsmbversion[32];