diff --git a/lang/en.yml b/lang/en.yml
index 4a4bda6..b33ec26 100644
--- a/lang/en.yml
+++ b/lang/en.yml
@@ -1,6 +1,8 @@
 en:
   ASSETADMIN:
     SUBSITENOTICE: 'Folders and files created in the main site are accessible by all subsites.'
+  DomainNameField:
+    INVALID_DOMAIN: 'Invalid domain name'
   FileSubsites:
     AllSitesDropdownOpt: 'All sites'
     SubsiteFieldLabel: Subsite
@@ -45,8 +47,14 @@ en:
     MENUTITLE: Subsites
   SubsiteDomain:
     DOMAIN: Domain
-    IS_PRIMARY: 'Is Primary Domain'
+    DOMAIN_DESCRIPTION: 'Hostname of this subsite (exclude protocol). Allows wildcards (*).'
+    IS_PRIMARY: 'Is Primary Domain?'
     PLURALNAME: 'Subsite Domains'
+    PROTOCOL_AUTOMATIC: Automatic
+    PROTOCOL_DESCRIPTION: 'Mark this as the default domain for this subsite'
+    PROTOCOL_HTTP: 'http://'
+    PROTOCOL_HTTPS: 'https://'
+    Protocol: Protocol
     SINGULARNAME: 'Subsite Domain'
   SubsiteReportWrapper:
     ReportDropdown: Sites
diff --git a/lang/fa_IR.yml b/lang/fa_IR.yml
new file mode 100644
index 0000000..35f2dd7
--- /dev/null
+++ b/lang/fa_IR.yml
@@ -0,0 +1,14 @@
+fa_IR:
+  LeftAndMain_Menu:
+    Hello: سلام
+    LOGOUT: 'خروج'
+  Subsite:
+    CustomMetaTitle: عنوان
+  SubsiteDomain:
+    DOMAIN: دامنه
+  Subsites:
+    DefaultSiteFieldLabel: 'سایت پیش فرض'
+    DomainFieldLabel: دامنه
+    LanguageFieldLabel: زبان
+  SubsitesVirtualPage:
+    PLURALNAME: 'صفحه اصلی'