diff --git a/src/dotnet/OpenAPI.Validator.Tests/Resource/OpenAPI/Validation/body-top-level-properties.json b/src/dotnet/OpenAPI.Validator.Tests/Resource/OpenAPI/Validation/body-top-level-properties.json
index e7cbcf1d1..e83430e4f 100644
--- a/src/dotnet/OpenAPI.Validator.Tests/Resource/OpenAPI/Validation/body-top-level-properties.json
+++ b/src/dotnet/OpenAPI.Validator.Tests/Resource/OpenAPI/Validation/body-top-level-properties.json
@@ -1,7 +1,7 @@
 {
   "swagger": "2.0",
   "info": {
-    "title": "Top level properties allowed for models allOf Resource in body parameters are name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity.",
+    "title": "Top level properties allowed for models allOf Resource in body parameters are name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity, zones.",
     "description": "Some documentation.",
     "version": "2017-02-08"
   },
diff --git a/src/dotnet/OpenAPI.Validator/Properties/Resources.Designer.cs b/src/dotnet/OpenAPI.Validator/Properties/Resources.Designer.cs
index c4d348bca..76867be0d 100644
--- a/src/dotnet/OpenAPI.Validator/Properties/Resources.Designer.cs
+++ b/src/dotnet/OpenAPI.Validator/Properties/Resources.Designer.cs
@@ -62,7 +62,7 @@ internal Resources() {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Top level properties should be one of name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity. Model definition &apos;{0}&apos; has extra properties [&apos;{1}&apos;]..
+        ///   Looks up a localized string similar to Top level properties should be one of name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity, zones. Model definition &apos;{0}&apos; has extra properties [&apos;{1}&apos;]..
         /// </summary>
         internal static string AllowedTopLevelProperties {
             get {
diff --git a/src/dotnet/OpenAPI.Validator/Properties/Resources.resx b/src/dotnet/OpenAPI.Validator/Properties/Resources.resx
index 3b5df333b..68e5033f9 100644
--- a/src/dotnet/OpenAPI.Validator/Properties/Resources.resx
+++ b/src/dotnet/OpenAPI.Validator/Properties/Resources.resx
@@ -223,7 +223,7 @@
     <value>Booleans are not descriptive and make them hard to use. Consider using string enums with allowed set of values defined. Property: {0}</value>
   </data>
   <data name="AllowedTopLevelProperties" xml:space="preserve">
-    <value>Top level properties should be one of name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity. Model definition '{0}' has extra properties ['{1}'].</value>
+    <value>Top level properties should be one of name, type, id, location, properties, tags, plan, sku, etag, managedBy, identity, zones. Model definition '{0}' has extra properties ['{1}'].</value>
   </data>
   <data name="TrackedResourceGetOperationMissing" xml:space="preserve">
     <value>Tracked resource '{0}' must have a get operation.</value>
diff --git a/src/dotnet/OpenAPI.Validator/Validation/BodyTopLevelProperties.cs b/src/dotnet/OpenAPI.Validator/Validation/BodyTopLevelProperties.cs
index 16874a395..60223b968 100644
--- a/src/dotnet/OpenAPI.Validator/Validation/BodyTopLevelProperties.cs
+++ b/src/dotnet/OpenAPI.Validator/Validation/BodyTopLevelProperties.cs
@@ -16,7 +16,7 @@ public class BodyTopLevelProperties : TypedRule<Dictionary<string, Schema>>
 
         private static readonly IEnumerable<string> AllowedTopLevelProperties = new List<string>()
         { "name", "type", "id", "location", "properties", "tags", "plan", "sku", "etag",
-            "managedBy", "identity", "kind"};
+            "managedBy", "identity", "kind", "zones"};
 
         /// <summary>
         /// Id of the Rule.