diff --git a/src/Kconfig b/src/Kconfig
index ea50610b1f9..efb21f27528 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -434,7 +434,7 @@ endif
 
 config RT_VER_NUM
     hex
-    default 0x50201
+    default 0x50300
     help
         RT-Thread version number