diff --git a/HISTORY.md b/HISTORY.md
index 66a8894..0d49afd 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,6 @@
+## 0.6.4 (24 September 2019)
+- python3 fixes for PBSPro schedulers. 
+
 ## 0.6.3 (4 April 2019)
 
 - Python3 fixes for LSF schedulers.
diff --git a/setup.py b/setup.py
index 5cd58e7..ea6d0a6 100755
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ def parse_requirements(fn):
 reqs = parse_requirements("requirements.txt")
 
 setup(name="ipython-cluster-helper",
-      version="0.6.3",
+      version="0.6.4",
       author="Rory Kirchner",
       author_email="rory.kirchner@gmail.com",
       description="Simplify IPython cluster start up and use for "