diff --git a/example/swagger-files/additional-properties.json b/example/swagger-files/additional-properties.json
index 82f7292a1..717fa3f75 100644
--- a/example/swagger-files/additional-properties.json
+++ b/example/swagger-files/additional-properties.json
@@ -43,6 +43,21 @@
                       }
                     }
                   },
+                  "object with `additionalProperties: { type: object, properties: ... }` and custom title": {
+                    "type": "object",
+                    "additionalProperties": {
+                      "type": "object",
+                      "properties": {
+                        "code": {
+                          "type": "integer"
+                        },
+                        "text": {
+                          "type": "string"
+                        }
+                      },
+                      "title": "This is a custom title"
+                    }
+                  },
                   "object with `additionalProperties: { type: array, items: { type: integer } }`": {
                     "type": "object",
                     "additionalProperties": {
diff --git a/packages/api-explorer/package-lock.json b/packages/api-explorer/package-lock.json
index 21975b750..b597f7cfd 100644
--- a/packages/api-explorer/package-lock.json
+++ b/packages/api-explorer/package-lock.json
@@ -4036,8 +4036,7 @@
           "dependencies": {
             "assert-plus": {
               "version": "1.0.0",
-              "bundled": true,
-              "optional": true
+              "bundled": true
             }
           }
         },
@@ -4137,8 +4136,7 @@
           "dependencies": {
             "assert-plus": {
               "version": "1.0.0",
-              "bundled": true,
-              "optional": true
+              "bundled": true
             }
           }
         },
@@ -4269,8 +4267,7 @@
         },
         "jsbn": {
           "version": "0.1.1",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "json-schema": {
           "version": "0.2.3",
@@ -4679,8 +4676,7 @@
         },
         "tweetnacl": {
           "version": "0.14.5",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "uid-number": {
           "version": "0.0.6",
@@ -6877,7 +6873,6 @@
             "minipass": {
               "version": "2.3.5",
               "bundled": true,
-              "optional": true,
               "requires": {
                 "safe-buffer": "^5.1.2",
                 "yallist": "^3.0.0"
@@ -7073,8 +7068,7 @@
             },
             "safe-buffer": {
               "version": "5.1.2",
-              "bundled": true,
-              "optional": true
+              "bundled": true
             },
             "safer-buffer": {
               "version": "2.1.2",
@@ -7164,8 +7158,7 @@
             },
             "yallist": {
               "version": "3.0.3",
-              "bundled": true,
-              "optional": true
+              "bundled": true
             }
           }
         },
@@ -11589,7 +11582,7 @@
       }
     },
     "react-jsonschema-form": {
-      "version": "github:readmeio/react-jsonschema-form#b95f456a8f750a9944b2718044c0dc72b235494c",
+      "version": "github:readmeio/react-jsonschema-form#e5ad90031c167547970c7cc0c72648b59e38bdff",
       "from": "github:readmeio/react-jsonschema-form#dist-committed",
       "requires": {
         "ajv": "^6.7.0",