diff --git a/include/rtdef.h b/include/rtdef.h
index a324eea122b81fbaef515936687f9bf095305ad7..677a4251835fe793b58a8357aebe29e2b1122ac3 100644
--- a/include/rtdef.h
+++ b/include/rtdef.h
@@ -36,6 +36,7 @@
  * 2020-10-23     Meco Man     define maximum value of ipc type
  * 2021-03-19     Meco Man     add security devices
  * 2021-05-10     armink       change version number to v4.0.4
+ * 2021-11-19     Meco Man     change version number to v4.1.0
  */
 
 #ifndef __RT_DEF_H__
@@ -56,8 +57,8 @@ extern "C" {
 
 /* RT-Thread version information */
 #define RT_VERSION                      4L              /**< major version number */
-#define RT_SUBVERSION                   0L              /**< minor version number */
-#define RT_REVISION                     4L              /**< revise version number */
+#define RT_SUBVERSION                   1L              /**< minor version number */
+#define RT_REVISION                     0L              /**< revise version number */
 
 /* RT-Thread version */
 #define RTTHREAD_VERSION                ((RT_VERSION * 10000) + \
diff --git a/src/Kconfig b/src/Kconfig
index 38cbb7a715e1ce0d9dd3e2100a3a58488b95848b..f2257962204d4bef236c402eb88238b15302dfa5 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -381,7 +381,7 @@ endmenu
 
 config RT_VER_NUM
     hex
-    default 0x40004
+    default 0x40100
     help
         RT-Thread version number