diff --git a/package-lock.json b/package-lock.json
index 62e577e..a902813 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3558,10 +3558,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
-          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
-          "requires": {
-            "number-is-nan": "^1.0.0"
-          }
+          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs="
         },
         "minimist": {
           "version": "0.0.8",
@@ -3578,8 +3575,7 @@
           "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.1.tgz",
           "integrity": "sha1-0NRoWv1UFRk8jHUFYC0NF81kR00=",
           "requires": {
-            "abbrev": "1",
-            "osenv": "^0.1.4"
+            "abbrev": "1"
           }
         },
         "rimraf": {
@@ -6790,13 +6786,10 @@
       "dev": true
     },
     "undefsafe": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.2.tgz",
-      "integrity": "sha1-Il9rngM3Zj4Njnz9aG/Cg2zKznY=",
-      "dev": true,
-      "requires": {
-        "debug": "^2.2.0"
-      }
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
+      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
+      "dev": true
     },
     "unicode-canonical-property-names-ecmascript": {
       "version": "1.0.4",