diff --git a/src/feature/relay/routermode.h b/src/feature/relay/routermode.h
index ddf621e5c7a9e38f6180fb876d45d3eb0486946b..f6195a86989a81c67a9fc6c5f287b101ccf69a75 100644
--- a/src/feature/relay/routermode.h
+++ b/src/feature/relay/routermode.h
@@ -22,7 +22,7 @@ MOCK_DECL(int, advertised_server_mode, (void));
 
 void set_server_advertised(int s);
 
-/* Is the relay module enabled? */
+/** Is the relay module enabled? */
 #define have_module_relay() (1)
 
 #else