diff --git a/include/json/version.h b/include/json/version.h
index 37e082b..9b338b8 100644
--- a/include/json/version.h
+++ b/include/json/version.h
@@ -4,9 +4,9 @@
 #ifndef JSON_VERSION_H_INCLUDED
 # define JSON_VERSION_H_INCLUDED
 
-# define JSONCPP_VERSION_STRING "1.3.0"
+# define JSONCPP_VERSION_STRING "1.4.0"
 # define JSONCPP_VERSION_MAJOR 1
-# define JSONCPP_VERSION_MINOR 3
+# define JSONCPP_VERSION_MINOR 4
 # define JSONCPP_VERSION_PATCH 0
 # define JSONCPP_VERSION_QUALIFIER
 # define JSONCPP_VERSION_HEXA ((JSONCPP_VERSION_MAJOR << 24) | (JSONCPP_VERSION_MINOR << 16) | (JSONCPP_VERSION_PATCH << 8))
diff --git a/version b/version
index 589268e..4c0cef3 100644
--- a/version
+++ b/version
@@ -1 +1 @@
-1.3.0
\ No newline at end of file
+1.4.0
\ No newline at end of file