diff --git a/samples/vsphere/vcenter/vm/create/create_basic_vm.py b/samples/vsphere/vcenter/vm/create/create_basic_vm.py
index 6938b162..73777b9c 100644
--- a/samples/vsphere/vcenter/vm/create/create_basic_vm.py
+++ b/samples/vsphere/vcenter/vm/create/create_basic_vm.py
@@ -42,7 +42,6 @@ Sample Prerequisites:
     - datacenter
     - vm folder
     - datastore
-    - cluster
     - standard switch network
 """
 
@@ -70,9 +69,9 @@ def setup(context=None):
 
 def run():
     # Get a placement spec
-    datacenter_name = testbed.config['DATACENTER2_NAME']
+    datacenter_name = testbed.config['VM_DATACENTER_NAME']
     vm_folder_name = testbed.config['VM_FOLDER2_NAME']
-    datastore_name = testbed.config['NFS_DATASTORE_NAME']
+    datastore_name = testbed.config['VM_DATASTORE_NAME']
     std_portgroup_name = testbed.config['STDPORTGROUP_NAME']
     placement_spec = vm_placement_helper.get_placement_spec_for_resource_pool(
         stub_config,
diff --git a/samples/vsphere/vcenter/vm/create/create_default_vm.py b/samples/vsphere/vcenter/vm/create/create_default_vm.py
index fd1fc0f0..0519cb6b 100644
--- a/samples/vsphere/vcenter/vm/create/create_default_vm.py
+++ b/samples/vsphere/vcenter/vm/create/create_default_vm.py
@@ -36,8 +36,6 @@ Sample Prerequisites:
     - datacenter
     - vm folder
     - datastore
-    - cluster
-    - standard switch network
 """
 
 stub_config = None
@@ -64,9 +62,9 @@ def setup(context=None):
 
 def run():
     # Get a placement spec
-    datacenter_name = testbed.config['DATACENTER2_NAME']
+    datacenter_name = testbed.config['VM_DATACENTER_NAME']
     vm_folder_name = testbed.config['VM_FOLDER2_NAME']
-    datastore_name = testbed.config['NFS_DATASTORE_NAME']
+    datastore_name = testbed.config['VM_DATASTORE_NAME']
     placement_spec = vm_placement_helper.get_placement_spec_for_resource_pool(
         stub_config,
         datacenter_name,
diff --git a/samples/vsphere/vcenter/vm/create/create_exhaustive_vm.py b/samples/vsphere/vcenter/vm/create/create_exhaustive_vm.py
index bc9a9d39..d9d2ae51 100644
--- a/samples/vsphere/vcenter/vm/create/create_exhaustive_vm.py
+++ b/samples/vsphere/vcenter/vm/create/create_exhaustive_vm.py
@@ -44,7 +44,6 @@ Sample Prerequisites:
     - vm folder
     - resource pool
     - datastore
-    - cluster
     - standard switch network
     - distributed switch network
     - An iso file on the datastore mentioned above
@@ -74,9 +73,9 @@ def setup(context=None):
 
 def run():
     # Get a placement spec
-    datacenter_name = testbed.config['DATACENTER2_NAME']
+    datacenter_name = testbed.config['VM_DATACENTER_NAME']
     vm_folder_name = testbed.config['VM_FOLDER2_NAME']
-    datastore_name = testbed.config['NFS_DATASTORE_NAME']
+    datastore_name = testbed.config['VM_DATASTORE_NAME']
     std_portgroup_name = testbed.config['STDPORTGROUP_NAME']
     dv_portgroup_name = testbed.config['VDPORTGROUP1_NAME']
     placement_spec = vm_placement_helper.get_placement_spec_for_resource_pool(
diff --git a/samples/vsphere/vcenter/vm/hardware/disk.py b/samples/vsphere/vcenter/vm/hardware/disk.py
index 749ab0d2..c07fdd73 100644
--- a/samples/vsphere/vcenter/vm/hardware/disk.py
+++ b/samples/vsphere/vcenter/vm/hardware/disk.py
@@ -95,8 +95,8 @@ def setup(context=None):
 
     # Get the datacenter and datastore managed objects to be able to create and
     # delete VMDKs, which are backings for a VM Disk.
-    datacenter_name = testbed.config['DATACENTER2_NAME']
-    datastore_name = testbed.config['NFS_DATASTORE_NAME']
+    datacenter_name = testbed.config['VM_DATACENTER_NAME']
+    datastore_name = testbed.config['VM_DATASTORE_NAME']
     datastore_mo = get_datastore_mo(stub_config,
                                     service_instance._stub,
                                     datacenter_name,