diff --git a/HISTORY.rst b/HISTORY.rst
index e8fcfb0..1b9abb2 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,13 @@ History
 -------
 
 
+4.0.0 (2015-05-01)
+++++++++++++++++++
+
+- upgrade wakatime cli to v4.0.8
+- check for api_key in config file instead of just checking if file exists
+
+
 3.0.9 (2015-04-02)
 ++++++++++++++++++
 
diff --git a/plugin/wakatime.vim b/plugin/wakatime.vim
index ad542e0..fb80a9d 100644
--- a/plugin/wakatime.vim
+++ b/plugin/wakatime.vim
@@ -6,7 +6,7 @@
 " Website:     https://wakatime.com/
 " ============================================================================
 
-let s:VERSION = '3.0.9'
+let s:VERSION = '4.0.0'
 
 
 " Init {{{