diff --git a/demo/package-lock.json b/demo/package-lock.json
index d41bf06..fd435a1 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -130,7 +130,6 @@
             "convert-source-map": "^1.7.0",
             "debug": "^4.1.0",
             "gensync": "^1.0.0-beta.1",
-            "json5": "^2.1.2",
             "lodash": "^4.17.13",
             "resolve": "^1.3.2",
             "semver": "^5.4.1",
@@ -8613,14 +8612,6 @@
           "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
           "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
         },
-        "json5": {
-          "version": "2.1.3",
-          "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.3.tgz",
-          "integrity": "sha512-KXPvOm8K9IJKFM0bmdn8QXh7udDh1g/giieX0NLCaMnb4hEiVFqnop2ImTXCc5e0/oHz3LTqmHGtExn5hfMkOA==",
-          "requires": {
-            "minimist": "^1.2.5"
-          }
-        },
         "jsonfile": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
@@ -13661,9 +13652,9 @@
       "integrity": "sha512-RdJUflcE3cUzKiMqQgsCu06FPu9UdIJO0beYbPhHN4k6apgJtifcoCtT9bcxOpYBtpD2kCM6Sbzg4CausW/PKQ=="
     },
     "json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
+      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
       "requires": {
         "minimist": "^1.2.0"
       }