diff --git a/HISTORY.rst b/HISTORY.rst
index 5248bb4..e1560a6 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -3,6 +3,12 @@ History
 -------
 
 
+4.0.20 (2015-10-01)
+++++++++++++++++++
+
+- correctly find python binary in non-Windows environments
+
+
 4.0.19 (2015-10-01)
 ++++++++++++++++++
 
diff --git a/WakaTime.py b/WakaTime.py
index 6edd8f9..97dec90 100644
--- a/WakaTime.py
+++ b/WakaTime.py
@@ -7,7 +7,7 @@ Website:     https://wakatime.com/
 ==========================================================="""
 
 
-__version__ = '4.0.19'
+__version__ = '4.0.20'
 
 
 import sublime