diff --git a/package-lock.json b/package-lock.json
index 1453311..465d64f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -517,7 +517,7 @@
     "decode-uri-component": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU="
+      "integrity": "sha512-hjf+xovcEn31w/EUYdTXQh/8smFL/dzYjohQGEIgjyNavaJfBY2p5F527Bo1VPATxv0VYTUC2bOcXvqFwk78Og=="
     },
     "deep-extend": {
       "version": "0.4.2",
@@ -963,7 +963,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.1.1",
@@ -1047,7 +1048,8 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
@@ -1062,7 +1064,8 @@
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -1270,6 +1273,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "1.0.1"
           }
@@ -1430,7 +1434,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -1603,6 +1608,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "1.1.0",
             "is-fullwidth-code-point": "1.0.0",
@@ -1623,6 +1629,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "2.1.1"
           }
@@ -2265,6 +2272,7 @@
       "version": "2.2.4",
       "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.2.4.tgz",
       "integrity": "sha512-hzXIWWet/BzWhYs2b+u7dRHlruXhwdgvlTMDKC6Cb1U7ps6Ac6yQlR39xsbjWJE377YTCtKwIXIpJ5oP+j5y8g==",
+      "optional": true,
       "requires": {
         "safe-buffer": "5.1.1",
         "yallist": "3.0.2"
@@ -3446,7 +3454,8 @@
     "yallist": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
-      "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k="
+      "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k=",
+      "optional": true
     }
   }
 }