diff --git a/include/rtdef.h b/include/rtdef.h
index 0de2c22ec4b4b3bf99b612b1bd372a45e7a7ca91..be702a0b26697826101a39d924f6eb6f551061bb 100644
--- a/include/rtdef.h
+++ b/include/rtdef.h
@@ -44,6 +44,7 @@
  * 2022-04-20     Meco Man     change version number to v4.1.1
  * 2022-04-21     THEWON       add macro RT_VERSION_CHECK
  * 2022-06-29     Meco Man     add RT_USING_LIBC and standard libc headers
+ * 2022-08-16     Meco Man     change version number to v5.0.0
  */
 
 #ifndef __RT_DEF_H__
@@ -67,16 +68,16 @@ extern "C" {
 /**@{*/
 
 /* RT-Thread version information */
-#define RT_VERSION                      4               /**< major version number */
-#define RT_SUBVERSION                   1               /**< minor version number */
-#define RT_REVISION                     1               /**< revise version number */
+#define RT_VERSION                      5               /**< major version number */
+#define RT_SUBVERSION                   0               /**< minor version number */
+#define RT_REVISION                     0               /**< revise version number */
+
+/* e.g. #if (RTTHREAD_VERSION >= RT_VERSION_CHECK(4, 1, 0) */
+#define RT_VERSION_CHECK(major, minor, revise)          ((major * 10000) + (minor * 100) + revise)
 
 /* RT-Thread version */
 #define RTTHREAD_VERSION                RT_VERSION_CHECK(RT_VERSION, RT_SUBVERSION, RT_REVISION)
 
-/* e.g. #if (RTTHREAD_VERSION >= RT_VERSION_CHECK(4, 1, 0) */
-#define RT_VERSION_CHECK(major, minor, revise)          ((major * 10000) + \
-                                                         (minor * 100) + revise)
 
 /* RT-Thread basic data type definitions */
 #ifndef RT_USING_ARCH_DATA_TYPE
diff --git a/src/Kconfig b/src/Kconfig
index 06f001f4334df8470a9a31f32e4e6ad5624571fe..4260585cd8b2c8fd8cb4186598649215d0cd4d46 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -431,7 +431,7 @@ endmenu
 
 config RT_VER_NUM
     hex
-    default 0x40101
+    default 0x50000
     help
         RT-Thread version number