diff --git a/public/package-lock.json b/public/package-lock.json
index 369994ab6..b3d93a04e 100644
--- a/public/package-lock.json
+++ b/public/package-lock.json
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-    "ultron": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.1.1.tgz",
-      "integrity": "sha512-UIEXBNeYmKptWH6z8ZnqTeS8fV74zG0/eRU9VGkpzz+LIJNs8W/zM/L+7ctCkRrgbNnnR0xxw4bKOr0cW0N0Og==",
-      "dev": true
-    },
     "umd": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/umd/-/umd-3.0.3.tgz",
@@ -10515,7 +10736,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -10534,7 +10755,7 @@
         },
         "strip-ansi": {
           "version": "3.0.1",
-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
           "requires": {
@@ -10704,14 +10925,12 @@
       }
     },
     "ws": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
-      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+      "version": "6.1.4",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.4.tgz",
+      "integrity": "sha512-eqZfL+NE/YQc1/ZynhojeV8q+H050oR8AZ2uIev7RU10svA9ZnJUddHcOUZTJLinZ9yEfdA2kSATS2qZK5fhJA==",
       "dev": true,
       "requires": {
-        "async-limiter": "1.0.0",
-        "safe-buffer": "5.1.2",
-        "ultron": "1.1.1"
+        "async-limiter": "~1.0.0"
       }
     },
     "xdg-basedir": {
diff --git a/public/package.json b/public/package.json
index 030e409e7..439ffa6d4 100644
--- a/public/package.json
+++ b/public/package.json
@@ -63,7 +63,7 @@
     "babelify": "^7.2.0",
     "browserify": "^16.2.3",
     "browserify-css": "^0.14.0",
-    "browserify-hmr": "^0.3.7",
+    "browserify-hmr": "^0.4.0",
     "cross-env": "^5.2.0",
     "envify": "^4.1.0",
     "eslint": "^5.16.0",