diff --git a/system/gdbstub/Kconfig b/system/gdbstub/Kconfig
index 31c833b3b13..94d92f6ccb5 100644
--- a/system/gdbstub/Kconfig
+++ b/system/gdbstub/Kconfig
@@ -5,6 +5,7 @@
 
 config SYSTEM_GDBSTUB
 	tristate "GDBSTUB"
+	depends on LIB_GDBSTUB
 	---help---
 		Enable support for gdbstub.