diff --git a/integration-tests/package-lock.json b/integration-tests/package-lock.json
index c27114a..f9f1633 100644
--- a/integration-tests/package-lock.json
+++ b/integration-tests/package-lock.json
@@ -1051,13 +1051,13 @@
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+      "version": "0.10.53",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
+      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
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-        "next-tick": "^1.0.0"
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+        "next-tick": "~1.0.0"
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@@ -1071,12 +1071,12 @@
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-      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.2.tgz",
-      "integrity": "sha512-/ZypxQsArlv+KHpGvng52/Iz8by3EQPxhmbuz8yFG89N/caTFBSbcXONDw0aMjy827gQg26XAjP4uXFvnfINmQ==",
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.3.tgz",
+      "integrity": "sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==",
       "requires": {
         "d": "^1.0.1",
-        "es5-ext": "^0.10.51"
+        "ext": "^1.1.2"
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     },
     "escape-html": {
@@ -1342,6 +1342,21 @@
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+    "ext": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.4.0.tgz",
+      "integrity": "sha512-Key5NIsUxdqKg3vIsdw9dSuXpPCQ297y6wBjL30edxwPgt2E44WcWBZey/ZvUc6sERLTxKdyCu4gZFmUbk1Q7A==",
+      "requires": {
+        "type": "^2.0.0"
+      },
+      "dependencies": {
+        "type": {
+          "version": "2.5.0",
+          "resolved": "https://registry.npmjs.org/type/-/type-2.5.0.tgz",
+          "integrity": "sha512-180WMDQaIMm3+7hGXWf12GtdniDEy7nYcyFMKJn/eZz/6tSLXrUN9V0wKSbMjej0I1WHWbpREDEKHtqPQa9NNw=="
+        }
+      }
+    },
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       "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
@@ -2670,9 +2685,9 @@
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-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz",
-      "integrity": "sha512-2s47yzUxdexf1OhyRi4Em83iQk0aPvwTddtFz4hnSSw9dCEsLEGf6SwIO8ss/19S9iBb5sJaOuTvTGDeZI00BQ=="
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.1.tgz",
+      "integrity": "sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA=="
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     "npm-run-path": {
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@@ -4567,13 +4582,25 @@
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               "version": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
-              "from": "github:web3-js/WebSocket-Node#polyfill/globalThis",
+              "from": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
               "requires": {
                 "debug": "^2.2.0",
                 "es5-ext": "^0.10.50",
                 "nan": "^2.14.0",
                 "typedarray-to-buffer": "^3.1.5",
                 "yaeti": "^0.0.6"
+              },
+              "dependencies": {
+                "es5-ext": {
+                  "version": "0.10.53",
+                  "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
+                  "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+                  "requires": {
+                    "es6-iterator": "~2.0.3",
+                    "es6-symbol": "~3.1.3",
+                    "next-tick": "~1.0.0"
+                  }
+                }
               }
             }
           }
@@ -5426,6 +5453,19 @@
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             "web3-core-helpers": "1.2.2",
             "websocket": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e"
+          },
+          "dependencies": {
+            "websocket": {
+              "version": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
+              "from": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
+              "requires": {
+                "debug": "^2.2.0",
+                "es5-ext": "^0.10.50",
+                "nan": "^2.14.0",
+                "typedarray-to-buffer": "^3.1.5",
+                "yaeti": "^0.0.6"
+              }
+            }
           }
         },
         "web3-shh": {
@@ -5746,6 +5786,26 @@
         "underscore": "1.8.3",
         "web3-core-helpers": "1.0.0-beta.36",
         "websocket": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "websocket": {
+          "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
+          "from": "git://github.com/frozeman/WebSocket-Node.git#browserifyCompatible",
+          "requires": {
+            "debug": "^2.2.0",
+            "nan": "^2.3.3",
+            "typedarray-to-buffer": "^3.1.2",
+            "yaeti": "^0.0.6"
+          }
+        }
       }
     },
     "web3-shh": {
@@ -5780,26 +5840,6 @@
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       }
     },
-    "websocket": {
-      "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
-      "from": "git://github.com/frozeman/WebSocket-Node.git#browserifyCompatible",
-      "requires": {
-        "debug": "^2.2.0",
-        "nan": "^2.3.3",
-        "typedarray-to-buffer": "^3.1.2",
-        "yaeti": "^0.0.6"
-      },
-      "dependencies": {
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-          "version": "2.6.9",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-          "requires": {
-            "ms": "2.0.0"
-          }
-        }
-      }
-    },
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       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",