diff --git a/package-lock.json b/package-lock.json
index 721f40f..791fb23 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "clip-path-polygon",
-  "version": "0.1.14",
+  "version": "0.1.15",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -137,6 +137,7 @@
       "resolved": "https://registry.npmjs.org/boom/-/boom-0.4.2.tgz",
       "integrity": "sha1-emNune1O/O+xnO9JR6PGffrukRs=",
       "dev": true,
+      "optional": true,
       "requires": {
         "hoek": "0.9.x"
       }
@@ -1103,7 +1104,8 @@
       "version": "0.9.1",
       "resolved": "https://registry.npmjs.org/hoek/-/hoek-0.9.1.tgz",
       "integrity": "sha1-PTIkYrrfB3Fup+uFuviAec3c5QU=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "hooker": {
       "version": "0.2.3",
@@ -1187,22 +1189,35 @@
       "integrity": "sha512-cdyMtqX/BOqqNBBiKlIVkytNHm49MtMlYyn1zxzvJKWmFMlGzm+ry5BBfYyeY9YmNKbRSo/o7OX9w9ale0wg3w==",
       "dev": true
     },
+    "is-my-ip-valid": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-my-ip-valid/-/is-my-ip-valid-1.0.0.tgz",
+      "integrity": "sha512-gmh/eWXROncUzRnIa1Ubrt5b8ep/MGSnfAUI3aRp+sqTCs1tv1Isl8d8F6JmkN3dXKc3ehZMrtiPN9eL03NuaQ==",
+      "dev": true
+    },
     "is-my-json-valid": {
-      "version": "2.12.3",
-      "resolved": "https://registry.npmjs.org/is-my-json-valid/-/is-my-json-valid-2.12.3.tgz",
-      "integrity": "sha1-WjnR12stu4MUC70Vex1e5L3IWtY=",
+      "version": "2.20.0",
+      "resolved": "https://registry.npmjs.org/is-my-json-valid/-/is-my-json-valid-2.20.0.tgz",
+      "integrity": "sha512-XTHBZSIIxNsIsZXg7XB5l8z/OBFosl1Wao4tXLpeC7eKU4Vm/kdop2azkPqULwnfGQjmeDIyey9g7afMMtdWAA==",
       "dev": true,
       "requires": {
         "generate-function": "^2.0.0",
         "generate-object-property": "^1.1.0",
-        "jsonpointer": "2.0.0",
+        "is-my-ip-valid": "^1.0.0",
+        "jsonpointer": "^4.0.0",
         "xtend": "^4.0.0"
       },
       "dependencies": {
-        "xtend": {
+        "jsonpointer": {
           "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-          "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+          "resolved": "https://registry.npmjs.org/jsonpointer/-/jsonpointer-4.0.1.tgz",
+          "integrity": "sha1-T9kss04OnbPInIYi7PUfm5eMbLk=",
+          "dev": true
+        },
+        "xtend": {
+          "version": "4.0.2",
+          "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+          "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
           "dev": true
         }
       }
@@ -1548,12 +1563,6 @@
       "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=",
       "dev": true
     },
-    "jsonpointer": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/jsonpointer/-/jsonpointer-2.0.0.tgz",
-      "integrity": "sha1-OvHdIP6FRjkQ1GmjheMwF9KgMNk=",
-      "dev": true
-    },
     "jsprim": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.2.2.tgz",