diff --git a/HISTORY.rst b/HISTORY.rst
index 52d39f5..2f4ed4e 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,13 @@ History
 -------
 
 
+1.5.2 (2014-02-05)
+++++++++++++++++++
+
+- upgrade external wakatime package to v1.0.0
+- support for mercurial revision control
+
+
 1.5.1 (2014-01-15)
 ++++++++++++++++++
 
diff --git a/plugin/wakatime.vim b/plugin/wakatime.vim
index 072518d..e91f383 100644
--- a/plugin/wakatime.vim
+++ b/plugin/wakatime.vim
@@ -4,7 +4,7 @@
 " Maintainer:  WakaTime <support@wakatime.com>
 " ============================================================================
 
-let s:VERSION = '1.5.1'
+let s:VERSION = '1.5.2'
 
 
 " Init {{{