diff --git a/package-lock.json b/package-lock.json
index 2cc3f6a09..1d1279647 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,11 @@
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   "requires": true,
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@@ -208,10 +213,288 @@
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-      "integrity": "sha512-h5STG/xqZNQWtCLYOu7NiMqwqPea8SfkKQUPUFxXKIPVCFVKpHuQEwW1qcPQRJMLhlQIv17xuoUe1A+RzDNbrw==",
+    "web3-rpc-methods": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/web3-rpc-methods/-/web3-rpc-methods-1.0.0.tgz",
+      "integrity": "sha512-s3awsumvzz0pHxPi3oZxA9IK0Ei1lfZnNqkZ9AMhJjKpIXcPuUhUjYxiAsL1Q9pEcn5vGOLfq1RHNUdXrhNOrQ==",
       "requires": {
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-        "web3-core-method": "1.0.0-beta.37",
-        "web3-core-subscriptions": "1.0.0-beta.37",
-        "web3-net": "1.0.0-beta.37"
+        "web3-core": "^4.0.1",
+        "web3-types": "^1.0.0",
+        "web3-validator": "^1.0.0"
       }
     },
+    "web3-types": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/web3-types/-/web3-types-1.0.0.tgz",
+      "integrity": "sha512-X6MwXgaZmSCEmqwLnUYVVDn5N3G8RlKStizyy+yOK7qP2VHflM8Pk9ja3VifIXmT1cHgdfLKNBapwAict1X+IA=="
+    },
     "web3-utils": {
       "version": "1.0.0-beta.37",
       "resolved": "https://registry.npmjs.org/web3-utils/-/web3-utils-1.0.0-beta.37.tgz",
@@ -15339,6 +15477,32 @@
         }
       }
     },
+    "web3-validator": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/web3-validator/-/web3-validator-1.0.0.tgz",
+      "integrity": "sha512-WShojVeF7hcaPGzO9vgZukqxd6NWL5A9sIv5uhZzK0mGPvPvc0wqSdKeiwby0cFDH09AW2Q1Qz6knKhXDe7CzA==",
+      "requires": {
+        "ethereum-cryptography": "^2.0.0",
+        "is-my-json-valid": "^2.20.6",
+        "util": "^0.12.5",
+        "web3-errors": "^1.0.0",
+        "web3-types": "^1.0.0"
+      },
+      "dependencies": {
+        "util": {
+          "version": "0.12.5",
+          "resolved": "https://registry.npmjs.org/util/-/util-0.12.5.tgz",
+          "integrity": "sha512-kZf/K6hEIrWHI6XqOFUiiMa+79wE/D8Q+NCNAWclkyg3b4d2k7s0QGepNjiABc+aR3N1PAyHL7p6UcLY6LmrnA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "is-arguments": "^1.0.4",
+            "is-generator-function": "^1.0.7",
+            "is-typed-array": "^1.1.3",
+            "which-typed-array": "^1.1.2"
+          }
+        }
+      }
+    },
     "webidl-conversions": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-4.0.2.tgz",
@@ -15568,16 +15732,6 @@
         "source-map": "~0.5.3"
       }
     },
-    "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"
-      }
-    },
     "websocket-driver": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
@@ -15646,6 +15800,19 @@
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
+    "which-typed-array": {
+      "version": "1.1.9",
+      "resolved": "https://registry.npmjs.org/which-typed-array/-/which-typed-array-1.1.9.tgz",
+      "integrity": "sha512-w9c4xkx6mPidwp7180ckYWfMmvxpjlZuIudNtDf4N/tTAUB8VJbX25qZoAsrtGuYNnGw3pa0AXgbGKRB8/EceA==",
+      "requires": {
+        "available-typed-arrays": "^1.0.5",
+        "call-bind": "^1.0.2",
+        "for-each": "^0.3.3",
+        "gopd": "^1.0.1",
+        "has-tostringtag": "^1.0.0",
+        "is-typed-array": "^1.1.10"
+      }
+    },
     "wide-align": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
@@ -15815,14 +15982,6 @@
       "resolved": "https://registry.npmjs.org/xhr2/-/xhr2-0.1.4.tgz",
       "integrity": "sha1-f4dliEdxbbUCYyOBL4GMras4el8="
     },
-    "xhr2-cookies": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/xhr2-cookies/-/xhr2-cookies-1.1.0.tgz",
-      "integrity": "sha1-fXdEnQmZGX8VXLc7I99yUF7YnUg=",
-      "requires": {
-        "cookiejar": "^2.1.1"
-      }
-    },
     "xml-name-validator": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/xml-name-validator/-/xml-name-validator-2.0.1.tgz",
@@ -15849,11 +16008,6 @@
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
       "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
     },
-    "yaeti": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/yaeti/-/yaeti-0.0.6.tgz",
-      "integrity": "sha1-8m9ITXJoTPQr7ft2lwqhYI+/lXc="
-    },
     "yallist": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
@@ -15886,15 +16040,6 @@
         "camelcase": "^4.1.0"
       }
     },
-    "yauzl": {
-      "version": "2.10.0",
-      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
-      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
-      "requires": {
-        "buffer-crc32": "~0.2.3",
-        "fd-slicer": "~1.1.0"
-      }
-    },
     "zeppelin-solidity": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/zeppelin-solidity/-/zeppelin-solidity-1.6.0.tgz",
diff --git a/package.json b/package.json
index 48a3090fb..8faadf2e2 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "sha3": "^1.2.2",
     "truffle": "^5.0.0",
     "truffle-deployer": "^2.0.0",
-    "web3": "1.0.0-beta.37",
+    "web3": "4.0.1",
     "web3-core-helpers": "1.0.0-beta.37",
     "web3-core-method": "1.0.0-beta.37",
     "web3-utils": "1.0.0-beta.37",