diff --git a/src/Nest/DSL/Facets/TermsStatsOrder.cs b/src/Nest/DSL/Facets/TermsStatsOrder.cs
index c04e7495b1b..536c18123e9 100644
--- a/src/Nest/DSL/Facets/TermsStatsOrder.cs
+++ b/src/Nest/DSL/Facets/TermsStatsOrder.cs
@@ -19,6 +19,8 @@ public enum TermsStatsOrder
     min,
     reverse_min,
     max,
-    reverse_max
+    reverse_max,
+	mean, 
+	reverse_mean
   }
 }
diff --git a/src/Nest/Enums/TermsStatsComparatorType.cs b/src/Nest/Enums/TermsStatsComparatorType.cs
index 7b1d7a884a7..e4876a12e3b 100644
--- a/src/Nest/Enums/TermsStatsComparatorType.cs
+++ b/src/Nest/Enums/TermsStatsComparatorType.cs
@@ -13,7 +13,9 @@ public enum TermsStatsComparatorType
         MIN,
         REVERSE_MIN,
         MAX,
-        REVERSE_MAX
+        REVERSE_MAX,
+		MEAN,
+		REVERSE_MEAN
     }
 }
 // ReSharper restore CheckNamespace