diff --git a/package-lock.json b/package-lock.json
index bf90ef9f..4a3377cb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -268,7 +268,7 @@
         },
         "bignumber.js": {
           "version": "git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2",
-          "from": "bignumber.js@git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2"
+          "from": "git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2"
         },
         "camelcase": {
           "version": "3.0.0",
@@ -401,7 +401,7 @@
           "resolved": "https://registry.npmjs.org/web3/-/web3-0.18.4.tgz",
           "integrity": "sha1-gewXhBRUkfLqqJVbMcBgSeB8Xn0=",
           "requires": {
-            "bignumber.js": "bignumber.js@git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2",
+            "bignumber.js": "git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2",
             "crypto-js": "^3.1.4",
             "utf8": "^2.1.1",
             "xhr2": "*",
@@ -4378,6 +4378,18 @@
         "servify": "^0.1.12",
         "ws": "^3.0.0",
         "xhr-request-promise": "^0.1.2"
+      },
+      "dependencies": {
+        "ws": {
+          "version": "3.3.3",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
+          "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+          "requires": {
+            "async-limiter": "~1.0.0",
+            "safe-buffer": "~5.1.0",
+            "ultron": "~1.1.0"
+          }
+        }
       }
     },
     "ethjs-unit": {
@@ -14217,7 +14229,7 @@
         },
         "load-json-file": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
           "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
           "requires": {
             "graceful-fs": "^4.1.2",
@@ -14251,7 +14263,7 @@
         },
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
         },
         "path-exists": {
@@ -19309,13 +19321,11 @@
       }
     },
     "ws": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-3.2.0.tgz",
-      "integrity": "sha512-hTS3mkXm/j85jTQOIcwVz3yK3up9xHgPtgEhDBOH3G18LDOZmSAG1omJeXejLKJakx+okv8vS1sopgs7rw0kVw==",
+      "version": "5.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.3.tgz",
+      "integrity": "sha512-jZArVERrMsKUatIdnLzqvcfydI85dvd/Fp1u/VOpfdDWQ4c9qWXe+VIeAbQ5FrDwciAkr+lzofXLz3Kuf26AOA==",
       "requires": {
-        "async-limiter": "~1.0.0",
-        "safe-buffer": "~5.1.0",
-        "ultron": "~1.1.0"
+        "async-limiter": "~1.0.0"
       }
     },
     "wtf-8": {
diff --git a/package.json b/package.json
index 5d33aa88..5867df91 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "vue-owl-carousel": "^2.0.3",
     "web3": "^1.0.0-beta.30",
     "web3-core-helpers": "1.0.0-beta.33",
-    "ws": "3.2.0"
+    "ws": "5.2.3"
   },
   "devDependencies": {
     "babel-core": "6.26.0",