diff --git a/README.md b/README.md
index 4f58a3a..f09b6d7 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,10 @@ python-pip to install a newer version of pexpect. Also rh-git29 is installed fro
 Role Variables
 --------------
 
-At a minimum, override the variables vsts_accountname and vsts_poolname, other variables are documented in the defaults/main.yml file.
+At a minimum, override the variables vsts_accountname and vsts_poolname to install the regular queue agent.  
+To install a deployment group agent override the variables vsts_accountname ,vsts_projectname and vsts_deploymentgroupname.
+
+Other variables are documented in the defaults/main.yml file.
 
 Dependencies
 ------------
diff --git a/defaults/main.yml b/defaults/main.yml
index 4ba18cd..182c67e 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -13,6 +13,7 @@ vsts_agent_fullurl: "{{vsts_agent_baseurl}}/{{vsts_agent_version}}/{{vsts_agent_
 vsts_accountname: "ENTERYOURACCOUNTNAME"
 #ENTERYOURPOOLNAME
 vsts_poolname: ""
+vsts_proxyurl: ""
 
 vsts_server_url: "https://{{vsts_accountname}}.visualstudio.com/"
 vsts_agent_name: "{{ansible_hostname}}"