diff --git a/python/requirements.txt b/python/requirements.txt
index 345bc3b..6df1689 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -64,5 +64,5 @@
 pexpect==4.6.0
 python-consul==0.6.2
 afkak==3.0.0.dev20181106
-pyvoltha==0.1.8
-voltha-protos==0.1.2
+pyvoltha==0.1.9
+voltha-protos==0.1.3