diff --git a/HISTORY.txt b/HISTORY.txt
index 1f64ada3..394497ff 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,6 +1,7 @@
 3.2.9:
  - Remove remporary requirements.txt after installation. 
  - Add support for --python option, for specifying any version of Python. 
+ - Read source Pipfile.lock.
 3.2.8:
  - Lock before installing all depdendencies, if lockfile isn't present. 
 3.2.7: