diff --git a/USDK/component/common/api/sdk_ver.h b/USDK/component/common/api/sdk_ver.h
index 7c20f5f..5211fd3 100644
--- a/USDK/component/common/api/sdk_ver.h
+++ b/USDK/component/common/api/sdk_ver.h
@@ -6,8 +6,8 @@
 #ifndef _PLATFORM_SDK_VER_H_
 #define _PLATFORM_SDK_VER_H_
 
-#define SDK_VER_NUM 0x40a1
+#define SDK_VER_NUM 0x40b2
 
-#define SDK_VERSION "4.0.1"
+#define SDK_VERSION "4.0.2" // 4.0b + 4.0b_patch_i2c_nonDNA_for_gcc(v01).zip
 
 #endif /* _PLATFORM_SDK_VER_H_ */