diff --git a/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone.rb.tmpl b/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone.rb.tmpl
index ff1aa4779..c8b37df8c 100644
--- a/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone.rb.tmpl
+++ b/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone.rb.tmpl
@@ -129,7 +129,7 @@ override_attributes(
         "openvswitch"=> {
             "tenant_network_type"=>"vlan",
             "network_vlan_ranges"=>"physnet1",
-            "bridge_mappings"=>"physnet1:#TABLE:clouds:name=$CLOUD:datainterface#"
+            "bridge_mappings"=>"physnet1:br-#TABLE:clouds:name=$CLOUD:datainterface#"
         }
     },
    "compute" => {
diff --git a/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone_develop_false.rb.tmpl b/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone_develop_false.rb.tmpl
index b585e121d..41e987f22 100644
--- a/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone_develop_false.rb.tmpl
+++ b/xCAT-OpenStack/templates/cloud_environment/grizzly_allinone_develop_false.rb.tmpl
@@ -132,7 +132,7 @@ override_attributes(
         "openvswitch"=> {
             "tenant_network_type"=>"vlan",
             "network_vlan_ranges"=>"physnet1",
-            "bridge_mappings"=>"physnet1:#TABLE:clouds:name=$CLOUD:datainterface#"
+            "bridge_mappings"=>"physnet1:br-#TABLE:clouds:name=$CLOUD:datainterface#"
         }
     },
    "compute" => {