diff --git a/common/models/application.json b/common/models/application.json
index b53c04c3..e2b98c18 100644
--- a/common/models/application.json
+++ b/common/models/application.json
@@ -30,6 +30,10 @@
     "email": "string",
     "emailVerified": "boolean",
 
+    "grantTypes": {
+      "type": ["string"],
+      "description": "Grant types permitted to application for OAuth 2.0"
+    },
     "url": {
       "type": "string",
       "description": "The application URL for OAuth 2.0"