diff --git a/api/v1/swagger/definitions/patron.json b/api/v1/swagger/definitions/patron.json
index 735454f80b2..2c6f9a6a34e 100644
--- a/api/v1/swagger/definitions/patron.json
+++ b/api/v1/swagger/definitions/patron.json
@@ -34,7 +34,7 @@
       "description": "street type of patron's primary address"
     },
     "address": {
-      "type": "string",
+      "type": ["string", "null"],
       "description": "first address line of patron's primary address"
     },
     "address2": {
@@ -42,7 +42,7 @@
       "description": "second address line of patron's primary address"
     },
     "city": {
-      "type": "string",
+      "type": ["string", "null"],
       "description": "city or town of patron's primary address"
     },
     "state": {