diff --git a/package-lock.json b/package-lock.json
index 1690cd1..d10f9e6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -860,6 +860,7 @@
       "version": "2.10.1",
       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "optional": true,
       "requires": {
         "hoek": "2.x.x"
       }
@@ -2563,7 +2564,8 @@
     "hoek": {
       "version": "2.16.3",
       "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
+      "optional": true
     },
     "home-or-tmp": {
       "version": "2.0.0",
@@ -2829,11 +2831,6 @@
       "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
       "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0="
     },
-    "json-schema": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.3.tgz",
-      "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
-    },
     "json-schema-traverse": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.3.1.tgz",
@@ -2868,14 +2865,21 @@
       "integrity": "sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA="
     },
     "jsprim": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
-      "integrity": "sha1-MT5mvB5cwG5Di8G3SZwuXFastqI=",
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.2.tgz",
+      "integrity": "sha512-P2bSOMAc/ciLz6DzgjVlGJP9+BrJWu5UDGK70C2iweC5QBIeFf0ZXRvGjEj2uYgrY2MkAAhsSWHDWlFtEroZWw==",
       "requires": {
         "assert-plus": "1.0.0",
         "extsprintf": "1.3.0",
-        "json-schema": "0.2.3",
+        "json-schema": "0.4.0",
         "verror": "1.10.0"
+      },
+      "dependencies": {
+        "json-schema": {
+          "version": "0.4.0",
+          "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.4.0.tgz",
+          "integrity": "sha512-es94M3nTIfsEPisRafak+HDLfHXnKBhV3vU5eqPcS3flIWqcxJWgXHXiey3YrpaNsanY5ei1VoYEbOzijuq9BA=="
+        }
       }
     },
     "jwa": {
@@ -4263,7 +4267,7 @@
         },
         "mkdirp": {
           "version": "0.3.5",
-          "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.3.5.tgz",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.3.5.tgz",
           "integrity": "sha1-3j5fiWHIjHh+4TaN+EmsRBPsqNc="
         }
       }