diff --git a/manifests/api.pp b/manifests/api.pp
index 777aeefb..7e5d3f0a 100644
--- a/manifests/api.pp
+++ b/manifests/api.pp
@@ -453,10 +453,9 @@ class glance::api(
     'glance_store/os_region_name':    value => $os_region_name;
   }
 
-  $registry_host_real = normalize_ip_for_uri($registry_host)
   # configure api service to connect registry service
   glance_api_config {
-    'DEFAULT/registry_host':            value => $registry_host_real;
+    'DEFAULT/registry_host':            value => $registry_host;
     'DEFAULT/registry_port':            value => $registry_port;
     'DEFAULT/registry_client_protocol': value => $registry_client_protocol;
   }
diff --git a/spec/classes/glance_api_spec.rb b/spec/classes/glance_api_spec.rb
index b57e741e..9606b1d5 100644
--- a/spec/classes/glance_api_spec.rb
+++ b/spec/classes/glance_api_spec.rb
@@ -371,17 +371,6 @@ describe 'glance::api' do
 
     end
 
-    describe 'Support IPv6' do
-      let :params do
-        default_params.merge({
-          :registry_host => '2001::1',
-        })
-      end
-      it { is_expected.to contain_glance_api_config('DEFAULT/registry_host').with(
-        :value => '[2001::1]'
-      )}
-    end
-
     describe 'while validating the service with custom command' do
       let :params do
         default_params.merge({