diff --git a/edge-1601-dc1-expansion.cfg b/edge-1601-dc1-dc2.cfg
similarity index 78%
rename from edge-1601-dc1-expansion.cfg
rename to edge-1601-dc1-dc2.cfg
index d28d0f0..1ec44c0 100644
--- a/edge-1601-dc1-expansion.cfg
+++ b/edge-1601-dc1-dc2.cfg
@@ -1,7 +1,7 @@
 [defaults]
-hostfile = ~/.ansible/inventory/edge-1601-dc1-expansion
-fact_caching_connection = ~/.ansible/tmp/cache/edge-1601-dc-1-expansion
-log_path = ~/.ansible/tmp/logs/edge-1601-dc-1-expansion.log
+hostfile = ~/.ansible/inventory/edge-1601-dc1-dc2
+fact_caching_connection = ~/.ansible/tmp/cache/edge-1601-dc-1-dc2
+log_path = ~/.ansible/tmp/logs/edge-1601-dc-1-dc2.log
 
 remote_user = ec2-user
 private_key_file = ~/.ssh/id_rsa
diff --git a/edge-1601-dc1.cfg b/edge-1601-dc1.cfg
index 07b0b96..0418734 100644
--- a/edge-1601-dc1.cfg
+++ b/edge-1601-dc1.cfg
@@ -3,8 +3,7 @@
 fact_caching_connection = ~/.ansible/tmp/cache/edge-1601-dc1
 log_path = ~/.ansible/tmp/logs/edge-1601-dc1.log
 
-# remote_user = ec2-user
-remote_user = centos
+remote_user = ec2-user
 private_key_file = ~/.ssh/id_rsa
 
 roles_path = ~/.ansible/roles
diff --git a/edge-1609-dc2.cfg b/edge-1609-dc2.cfg
index 3d31ef7..d25949a 100644
--- a/edge-1609-dc2.cfg
+++ b/edge-1609-dc2.cfg
@@ -3,7 +3,7 @@
 fact_caching_connection = ~/.ansible/tmp/cache/edge-1609-dc2
 log_path = ~/.ansible/tmp/logs/edge-1609-dc2.log
 
-remote_user = ec2-user
+remote_user = centos
 private_key_file = ~/.ssh/id_rsa
 
 roles_path = ~/.ansible/roles
diff --git a/edge-1601-dc1-expansion.cfg b/edge-1609-dc3-dc4.cfg
similarity index 78%
copy from edge-1601-dc1-expansion.cfg
copy to edge-1609-dc3-dc4.cfg
index d28d0f0..949d30a 100644
--- a/edge-1601-dc1-expansion.cfg
+++ b/edge-1609-dc3-dc4.cfg
@@ -1,7 +1,7 @@
 [defaults]
-hostfile = ~/.ansible/inventory/edge-1601-dc1-expansion
-fact_caching_connection = ~/.ansible/tmp/cache/edge-1601-dc-1-expansion
-log_path = ~/.ansible/tmp/logs/edge-1601-dc-1-expansion.log
+hostfile = ~/.ansible/inventory/edge-1609-dc3-dc4
+fact_caching_connection = ~/.ansible/tmp/cache/edge-1609-dc3-dc4
+log_path = ~/.ansible/tmp/logs/edge-1609-dc3-dc4.log
 
 remote_user = ec2-user
 private_key_file = ~/.ssh/id_rsa