Index: tools/setup_env.sh
===================================================================
diff -u -ra6079f93773541979196c88eadbd0cd30a2b3b5e -rc40878f626fe96555fb4bf522e0d4ba650665aee
--- tools/setup_env.sh	(.../setup_env.sh)	(revision a6079f93773541979196c88eadbd0cd30a2b3b5e)
+++ tools/setup_env.sh	(.../setup_env.sh)	(revision c40878f626fe96555fb4bf522e0d4ba650665aee)
@@ -17,7 +17,8 @@
 
 cd ../
 
-virtualenv --python=python3 venv
+rm -rf venv
+virtualenv --python=python3.6 venv
 source venv/bin/activate
-branch="staging"
+branch="DEN-3964-Maintenance"
 pip3 install git+ssh://git@dvm-linux02:7999/vv/dialin.git@$branch