diff --git a/modules/core/include/opencv2/core/version.hpp b/modules/core/include/opencv2/core/version.hpp
index 4b0efa0d34..a0c99adc48 100644
--- a/modules/core/include/opencv2/core/version.hpp
+++ b/modules/core/include/opencv2/core/version.hpp
@@ -48,8 +48,8 @@
 #define __OPENCV_VERSION_HPP__
 
 #define CV_MAJOR_VERSION    2
-#define CV_MINOR_VERSION    3
-#define CV_SUBMINOR_VERSION 3
+#define CV_MINOR_VERSION    4
+#define CV_SUBMINOR_VERSION 0
 
 #define CVAUX_STR_EXP(__A)  #__A
 #define CVAUX_STR(__A)      CVAUX_STR_EXP(__A)