diff --git a/manifests/backend/dellemc_unity.pp b/manifests/backend/dellemc_unity.pp
index f64441bd..c53cffe6 100644
--- a/manifests/backend/dellemc_unity.pp
+++ b/manifests/backend/dellemc_unity.pp
@@ -53,6 +53,11 @@
 #   port and link aggregation port can be used by Unity share driver.
 #   Defaults to None
 #
+# [*unity_share_server*]
+#   (optional) NAS server used for creating share when driver is in DHSS=False
+#   mode. It is required when driver_handles_share_servers=False in manila.conf.
+#   Defaults to $::os_service_default
+#
 # [*network_plugin_ipv6_enabled*]
 #   (optional) Whether to support IPv6 network resource, Default=False.
 #   If this option is True, both IPv4 and IPv6 are supported.
@@ -94,6 +99,7 @@ define manila::backend::dellemc_unity (
   $unity_server_meta_pool       = undef,
   $unity_share_data_pools       = undef,
   $unity_ethernet_ports         = undef,
+  $unity_share_server           = $::os_service_default,
   $network_plugin_ipv6_enabled  = true,
   $emc_ssl_cert_verify          = false,
   $emc_ssl_cert_path            = undef,
@@ -119,6 +125,7 @@ define manila::backend::dellemc_unity (
     "${share_backend_name}/unity_server_meta_pool":       value => $unity_server_meta_pool;
     "${share_backend_name}/unity_share_data_pools":       value => join(any2array($unity_share_data_pools), ',');
     "${share_backend_name}/unity_ethernet_ports":         value => join(any2array($unity_ethernet_ports), ',');
+    "${share_backend_name}/unity_share_server":           value => $unity_share_server;
     "${share_backend_name}/network_plugin_ipv6_enabled":  value => $network_plugin_ipv6_enabled;
     "${share_backend_name}/emc_ssl_cert_verify":          value => $emc_ssl_cert_verify;
     "${share_backend_name}/emc_ssl_cert_path":            value => $emc_ssl_cert_path;
diff --git a/releasenotes/notes/unity_share_server-31bce3e772e0b617.yaml b/releasenotes/notes/unity_share_server-31bce3e772e0b617.yaml
new file mode 100644
index 00000000..ef5b2cae
--- /dev/null
+++ b/releasenotes/notes/unity_share_server-31bce3e772e0b617.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    The ``manila::backend::dellemc_unity`` resource type now supports
+    the ``unity_share_server`` parameter.
diff --git a/spec/defines/manila_backend_dellemc_unity_spec.rb b/spec/defines/manila_backend_dellemc_unity_spec.rb
index ecefb22c..d084113e 100644
--- a/spec/defines/manila_backend_dellemc_unity_spec.rb
+++ b/spec/defines/manila_backend_dellemc_unity_spec.rb
@@ -13,6 +13,7 @@ describe 'manila::backend::dellemc_unity' do
       :unity_server_meta_pool               => 'pool1',
       :unity_share_data_pools               => '*',
       :unity_ethernet_ports                 => 'eth1',
+      :unity_share_server                   => '192.168.0.1',
       :network_plugin_ipv6_enabled          => true,
       :emc_ssl_cert_verify                  => true,
       :emc_ssl_cert_path                    => '/etc/ssl/certs/',
@@ -22,14 +23,15 @@ describe 'manila::backend::dellemc_unity' do
 
   let :default_params do
     {
-      :emc_share_backend            => 'unity',
-      :unity_server_meta_pool       => '<SERVICE DEFAULT>',
-      :unity_share_data_pools       => '<SERVICE DEFAULT>',
-      :unity_ethernet_ports         => '<SERVICE DEFAULT>',
-      :network_plugin_ipv6_enabled  => '<SERVICE DEFAULT>',
-      :emc_ssl_cert_verify          => '<SERVICE DEFAULT>',
-      :emc_ssl_cert_path            => '<SERVICE DEFAULT>',
-      :backend_availability_zone    => '<SERVICE DEFAULT>',
+      :emc_share_backend              => 'unity',
+      :unity_server_meta_pool         => '<SERVICE DEFAULT>',
+      :unity_share_data_pools         => '<SERVICE DEFAULT>',
+      :unity_ethernet_ports           => '<SERVICE DEFAULT>',
+      :unity_share_server             => '<SERVICE DEFAULT>',
+      :network_plugin_ipv6_enabled    => '<SERVICE DEFAULT>',
+      :emc_ssl_cert_verify            => '<SERVICE DEFAULT>',
+      :emc_ssl_cert_path              => '<SERVICE DEFAULT>',
+      :backend_availability_zone      => '<SERVICE DEFAULT>',
     }
   end