diff --git a/src/classic/goep_server.c b/src/classic/goep_server.c
index 7df37c96d..bccf0fed6 100644
--- a/src/classic/goep_server.c
+++ b/src/classic/goep_server.c
@@ -51,6 +51,7 @@
 #include "btstack_event.h"
 
 #include "classic/goep_server.h"
+#include "classic/obex_message_builder.h"
 
 #ifdef ENABLE_GOEP_L2CAP
 #include "l2cap.h"