diff --git a/src/classic/rfcomm.h b/src/classic/rfcomm.h
index 6b725907a..f56048dc4 100644
--- a/src/classic/rfcomm.h
+++ b/src/classic/rfcomm.h
@@ -45,6 +45,8 @@
 #include "btstack_util.h"
 
 #include <stdint.h>
+#include "btstack_run_loop.h"
+#include "gap.h"
 
 #if defined __cplusplus
 extern "C" {