diff --git a/package-lock.json b/package-lock.json
index 76eceb4..58ca32e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "wallet",
-  "version": "1.0.1",
+  "version": "1.1.20",
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@@ -708,6 +708,27 @@
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+      "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.14.0.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/@szmarczak/http-timer/-/http-timer-1.1.2.tgz",
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+      "requires": {
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+      }
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+      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-4.11.6.tgz",
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+      }
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@@ -726,8 +747,7 @@
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-      "dev": true
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@@ -741,6 +761,41 @@
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+    "@web3-js/scrypt-shim": {
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+      "resolved": "https://registry.npmjs.org/@web3-js/scrypt-shim/-/scrypt-shim-0.1.0.tgz",
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+      "requires": {
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+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
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+        }
+      }
+    },
+    "@web3-js/websocket": {
+      "version": "1.0.30",
+      "resolved": "https://registry.npmjs.org/@web3-js/websocket/-/websocket-1.0.30.tgz",
+      "integrity": "sha512-fDwrD47MiDrzcJdSeTLF75aCcxVVt8B1N74rA+vh2XCAvFy4tEWJjtnUtj2QG7/zlQ6g9cQ88bZFBxwd9/FmtA==",
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+        "es5-ext": "^0.10.50",
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+    },
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@@ -1027,6 +1082,11 @@
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       "dev": true
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+    "aes-js": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-3.0.0.tgz",
+      "integrity": "sha1-4h3xCtbCBTKVvLuNq0Cwnb6ofk0="
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@@ -1553,7 +1613,8 @@
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+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
+      "dev": true
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@@ -1675,6 +1736,22 @@
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+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
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+      "requires": {
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+    "bip66": {
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+      "resolved": "https://registry.npmjs.org/bip66/-/bip66-1.1.5.tgz",
+      "integrity": "sha1-AfqHSHhcpwlV1QESF9GzE5lpyiI=",
+      "requires": {
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@@ -1728,6 +1805,7 @@
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@@ -1815,6 +1893,7 @@
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+      "dev": true,
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@@ -1902,14 +1981,6 @@
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-      "integrity": "sha1-P/NKMAbvFcD7NWflQbkaI0ASPRE=",
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-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -2100,6 +2172,44 @@
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+      "resolved": "https://registry.npmjs.org/cacheable-request/-/cacheable-request-6.1.0.tgz",
+      "integrity": "sha512-Oj3cAGPCqOZX7Rz64Uny2GYAZNliQSqfbePrgAQ1wKAihYmCUnraBtJtKcGR4xz7wF+LoJC+ssFZvv5BgF9Igg==",
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+        "clone-response": "^1.0.2",
+        "get-stream": "^5.1.0",
+        "http-cache-semantics": "^4.0.0",
+        "keyv": "^3.0.0",
+        "lowercase-keys": "^2.0.0",
+        "normalize-url": "^4.1.0",
+        "responselike": "^1.0.2"
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+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-5.1.0.tgz",
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+          "requires": {
+            "pump": "^3.0.0"
+          }
+        },
+        "lowercase-keys": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/lowercase-keys/-/lowercase-keys-2.0.0.tgz",
+          "integrity": "sha512-tqNXrS78oMOE73NMxK4EMLQsQowWf8jKooH9g7xPavRT706R6bkQJ6DY2Te7QukaZsulxa30wQ7bk0pm4XiHmA=="
+        },
+        "pump": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
+          "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
+          "requires": {
+            "end-of-stream": "^1.1.0",
+            "once": "^1.3.1"
+          }
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@@ -2211,8 +2321,7 @@
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-      "dev": true
+      "integrity": "sha512-j38EvO5+LHX84jlo6h4UzmOwi0UgW61WRyPtJz4qaadK5eY3BTS5TY/S1Stc3Uk2lIM6TPevAlULiEJwie860g=="
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     "chrome-trace-event": {
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@@ -2324,6 +2433,14 @@
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+    "clone-response": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/clone-response/-/clone-response-1.0.2.tgz",
+      "integrity": "sha1-0dyXOSAxTfZ/vrlCI7TuNQI56Ws=",
+      "requires": {
+        "mimic-response": "^1.0.0"
+      }
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@@ -2407,7 +2524,8 @@
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+      "dev": true
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@@ -2482,7 +2600,8 @@
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-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
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@@ -2639,9 +2758,9 @@
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-      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.4.tgz",
-      "integrity": "sha1-K9OB8usgECAQXNUOpZ2mMJBpRoY=",
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
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@@ -2817,6 +2936,15 @@
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       "dev": true
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+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
+      "integrity": "sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==",
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+        "es5-ext": "^0.10.50",
+        "type": "^1.0.1"
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       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
@@ -3010,6 +3138,11 @@
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+      "resolved": "https://registry.npmjs.org/defer-to-connect/-/defer-to-connect-1.1.3.tgz",
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@@ -3322,6 +3455,16 @@
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+    "drbg.js": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/drbg.js/-/drbg.js-1.0.1.tgz",
+      "integrity": "sha1-Pja2xCs3BDgjzbwzLVjzHiRFSAs=",
+      "requires": {
+        "browserify-aes": "^1.0.6",
+        "create-hash": "^1.1.2",
+        "create-hmac": "^1.1.4"
+      }
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@@ -3532,6 +3675,26 @@
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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==",
+      "requires": {
+        "es6-iterator": "~2.0.3",
+        "es6-symbol": "~3.1.3",
+        "next-tick": "~1.0.0"
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+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
+      "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "requires": {
+        "d": "1",
+        "es5-ext": "^0.10.35",
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@@ -3547,6 +3710,15 @@
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+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.3.tgz",
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+      "integrity": "sha1-IprEbsqG1S4MmR58sq74P/D2i88=",
+      "requires": {
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+          "integrity": "sha1-DU/9gALVMzqrr0oj7tL2N0yfKOc="
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+      "version": "0.1.29",
+      "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.1.29.tgz",
+      "integrity": "sha512-bfttrr3/7gG4E02HoWTDUcDDslN003OlOoBxk9virpAZQ1ja/jDgwkWB8QfJF7ojuEowrqy+lzp9VcJG7/k5bQ==",
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         "servify": "^0.1.12",
         "ws": "^3.0.0",
         "xhr-request-promise": "^0.1.2"
       }
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+    "ethereum-bloom-filters": {
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+      "resolved": "https://registry.npmjs.org/ethereum-bloom-filters/-/ethereum-bloom-filters-1.0.6.tgz",
+      "integrity": "sha512-dE9CGNzgOOsdh7msZirvv8qjHtnHpvBlKe2647kM8v+yeF71IRso55jpojemvHV+jMjr48irPWxMRaHuOWzAFA==",
+      "requires": {
+        "js-sha3": "^0.8.0"
+      }
+    },
+    "ethereumjs-common": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/ethereumjs-common/-/ethereumjs-common-1.5.0.tgz",
+      "integrity": "sha512-SZOjgK1356hIY7MRj3/ma5qtfr/4B5BL+G4rP/XSMYr2z1H5el4RX5GReYCKmQmYI/nSBmRnwrZ17IfHuG0viQ=="
+    },
+    "ethereumjs-tx": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-2.1.2.tgz",
+      "integrity": "sha512-zZEK1onCeiORb0wyCXUvg94Ve5It/K6GD1K+26KfFKodiBiS6d9lfCXlUKGBBdQ+bv7Day+JK0tj1K+BeNFRAw==",
+      "requires": {
+        "ethereumjs-common": "^1.5.0",
+        "ethereumjs-util": "^6.0.0"
+      }
+    },
+    "ethereumjs-util": {
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+        "eth-lib": "0.2.7",
+        "ethereum-bloom-filters": "^1.0.6",
         "ethjs-unit": "0.1.6",
         "number-to-bn": "1.7.0",
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-        "underscore": "1.8.3",
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-          "integrity": "sha1-UzRK2xRhehP26N0s4okF0cC6MhU="
+        "eth-lib": {
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+          "resolved": "https://registry.npmjs.org/eth-lib/-/eth-lib-0.2.7.tgz",
+          "integrity": "sha1-L5Pxex4jrsN1nNSj/iDBKGo/wco=",
+          "requires": {
+            "bn.js": "^4.11.6",
+            "elliptic": "^6.4.0",
+            "xhr-request-promise": "^0.1.2"
+          }
+        },
+        "randombytes": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+          "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+          "requires": {
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-          "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
-          "integrity": "sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI="
+          "version": "1.9.1",
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@@ -14017,16 +14564,6 @@
         "webpack-core": "^0.6.8"
       }
     },
-    "websocket": {
-      "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
-      "from": "git://github.com/frozeman/WebSocket-Node.git#browserifyCompatible",
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-        "nan": "^2.3.3",
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     "websocket-driver": {
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       "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
@@ -14185,6 +14722,11 @@
       "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0=",
       "dev": true
     },
+    "xmlhttprequest": {
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz",
+      "integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
+    },
     "xmlhttprequest-ssl": {
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       "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
diff --git a/package.json b/package.json
index a66b05d..addab75 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
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     "ng2-charts": "^1.6.0",
     "rxjs": "^6.2.2",
-    "web3": "1.0.0-beta.35",
+    "web3": "1.2.6",
     "zone.js": "^0.8.26"
   },
   "devDependencies": {