diff --git a/json/src/test/resources/templates/tag.json b/json/src/test/resources/templates/tag.json
index d2c5068f..816c1feb 100644
--- a/json/src/test/resources/templates/tag.json
+++ b/json/src/test/resources/templates/tag.json
@@ -27,5 +27,6 @@
     ],
     "webUrl": "http://www.theguardian.com/world/france",
     "apiUrl": "http://content.guardianapis.com/world/france",
-    "references" : [ ]
+    "references" : [ ],
+    "docCount": 24600
 }
diff --git a/models/src/main/thrift/content/v1.thrift b/models/src/main/thrift/content/v1.thrift
index ce5c04d2..72dd3912 100644
--- a/models/src/main/thrift/content/v1.thrift
+++ b/models/src/main/thrift/content/v1.thrift
@@ -1543,6 +1543,11 @@ struct Tag {
     * The internal name of the tag
     */
     26: optional string internalName
+
+    /**
+     * The number of pieces of content that reference this tag.
+     */
+    27: optional i32 docCount
 }
 
 struct Edition {