diff --git a/package-lock.json b/package-lock.json
index a1fdf0059..f7a35dcc6 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -8488,48 +8614,6 @@
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@@ -11347,6 +11493,62 @@
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@@ -15261,13 +15463,14 @@
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@@ -15297,17 +15500,52 @@
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-        "json-rpc-engine": "3.6.1",
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           "integrity": "sha1-UzRK2xRhehP26N0s4okF0cC6MhU="
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+        "eth-block-tracker": {
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+          "resolved": "https://registry.npmjs.org/eth-block-tracker/-/eth-block-tracker-2.3.1.tgz",
+          "integrity": "sha512-NamWuMBIl8kmkJFVj8WzGatySTzQPQag4Xr677yFxdVtIxACFbL/dQowk0MzEqIKk93U1TwY3MjVU6mOcwZnKA==",
+          "requires": {
+            "async-eventemitter": "github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
+            "eth-query": "2.1.2",
+            "ethereumjs-tx": "1.3.3",
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+            "ethjs-util": "0.1.3",
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+            "pify": "2.3.0",
+            "tape": "4.8.0"
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+        "ethereumjs-util": {
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+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
+          "integrity": "sha512-CJAKdI0wgMbQFLlLRtZKGcy/L6pzVRgelIZqRqNbuVFM3K9VEnyfbcvz0ncWMRNCe4kaHWjwRYQcYMucmwsnWA==",
+          "requires": {
+            "bn.js": "4.11.6",
+            "create-hash": "1.1.3",
+            "ethjs-util": "0.1.3",
+            "keccak": "1.4.0",
+            "rlp": "2.0.0",
+            "safe-buffer": "5.1.1",
+            "secp256k1": "3.4.0"
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         "ethjs-format": {
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           "resolved": "https://registry.npmjs.org/ethjs-format/-/ethjs-format-0.2.2.tgz",
@@ -15343,6 +15581,11 @@
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+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
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@@ -18067,7 +18310,7 @@
       "requires": {
         "iframe": "1.0.0",
         "iframe-stream": "3.0.0",
-        "json-rpc-engine": "3.6.1",
+        "json-rpc-engine": "3.7.3",
         "json-rpc-middleware-stream": "1.0.1",
         "obj-multiplex": "1.0.0",
         "obs-store": "2.4.1",
@@ -24111,11 +24354,6 @@
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-      "integrity": "sha1-qpWRvKokkj8eD0hJ0kD0fvwQdaw="
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@@ -27399,9 +27637,9 @@
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-      "resolved": "https://registry.npmjs.org/solc/-/solc-0.4.23.tgz",
-      "integrity": "sha512-AT7anLHY6uIRg2It6N0UlCHeZ7YeecIkUhnlirrCgCPCUevtnoN48BxvgigN/4jJTRljv5oFhAJtI6gvHzT5DQ==",
+      "version": "0.4.24",
+      "resolved": "https://registry.npmjs.org/solc/-/solc-0.4.24.tgz",
+      "integrity": "sha512-2xd7Cf1HeVwrIb6Bu1cwY2/TaLRodrppCq3l7rhLimFQgmxptXhTC3+/wesVLpB09F1A2kZgvbMOgH7wvhFnBQ==",
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@@ -28856,6 +29094,11 @@
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+    "swappable-obj-proxy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/swappable-obj-proxy/-/swappable-obj-proxy-1.0.2.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/swarm-js/-/swarm-js-0.1.37.tgz",
@@ -30195,6 +30438,12 @@
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       }
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+    "universalify": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.1.tgz",
+      "integrity": "sha1-+nG63UQ3r0wUiEHjs7Fl+enlkLc=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/unorm/-/unorm-1.4.1.tgz",
@@ -31386,63 +31635,56 @@
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-      "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-14.0.5.tgz",
-      "integrity": "sha512-1W/ue7VOwOMnmKgMY3HCpbixi6qhfl4r1dK8W597AwJLbrQ+twJKwWlFAedDpJjCc9MwRCCB3pyexW4HJVSiBg==",
+      "version": "13.8.0",
+      "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-13.8.0.tgz",
+      "integrity": "sha512-fZXhX5VWwWpoFfrfocslyg6P7cN3YWPG/ASaevNfeO80R+nzgoPUBXcWQekSGSsNDkeRTis4aMmpmofYf1TNtQ==",
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         "clone": "2.1.1",
-        "cross-fetch": "2.1.0",
-        "eth-block-tracker": "3.0.0",
-        "eth-json-rpc-infura": "3.1.0",
+        "eth-block-tracker": "2.3.1",
         "eth-sig-util": "1.4.2",
         "ethereumjs-block": "1.7.0",
         "ethereumjs-tx": "1.3.3",
-        "ethereumjs-util": "5.1.5",
-        "ethereumjs-vm": "2.3.5",
+        "ethereumjs-util": "5.2.0",
+        "ethereumjs-vm": "2.3.2",
+        "fetch-ponyfill": "4.1.0",
         "json-rpc-error": "2.0.0",
         "json-stable-stringify": "1.0.1",
         "promise-to-callback": "1.0.0",
         "readable-stream": "2.3.3",
         "request": "2.83.0",
         "semaphore": "1.1.0",
+        "solc": "0.4.24",
         "tape": "4.8.0",
-        "ws": "5.1.1",
         "xhr": "2.4.1",
         "xtend": "4.0.1"
       },
       "dependencies": {
+        "async-eventemitter": {
+          "version": "github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
+          "requires": {
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         "eth-block-tracker": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/eth-block-tracker/-/eth-block-tracker-3.0.0.tgz",
-          "integrity": "sha512-Lhhu/+1GOeekMRDRhUcM7VSJRmX279DByrwzEbmG0JL1tcT3xRo6GLNXnidyJ7ahHJm+0JFhw/RqtTeIxagQwA==",
+          "version": "2.3.1",
+          "resolved": "https://registry.npmjs.org/eth-block-tracker/-/eth-block-tracker-2.3.1.tgz",
+          "integrity": "sha512-NamWuMBIl8kmkJFVj8WzGatySTzQPQag4Xr677yFxdVtIxACFbL/dQowk0MzEqIKk93U1TwY3MjVU6mOcwZnKA==",
           "requires": {
+            "async-eventemitter": "github:ahultgren/async-eventemitter#fa06e39e56786ba541c180061dbf2c0a5bbf951c",
             "eth-query": "2.1.2",
             "ethereumjs-tx": "1.3.3",
-            "ethereumjs-util": "5.1.5",
+            "ethereumjs-util": "5.2.0",
             "ethjs-util": "0.1.4",
-            "json-rpc-engine": "3.6.1",
+            "json-rpc-engine": "3.7.3",
             "pify": "2.3.0",
             "tape": "4.8.0"
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         },
-        "eth-json-rpc-infura": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/eth-json-rpc-infura/-/eth-json-rpc-infura-3.1.0.tgz",
-          "integrity": "sha512-uMYkEP6fga8CyNo8TMoA/7cxi6bL3V8pTvjKQikOi9iYl6/AO5xlfgniyAMElSiq2mmXz3lYa/9VYDMzt/J5aA==",
-          "requires": {
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-            "eth-json-rpc-middleware": "1.6.0",
-            "json-rpc-engine": "3.6.1",
-            "json-rpc-error": "2.0.0",
-            "tape": "4.8.0"
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         "ethereumjs-util": {
-          "version": "5.1.5",
-          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.1.5.tgz",
-          "integrity": "sha512-xPaSEATYJpMTCGowIt0oMZwFP4R1bxd6QsWgkcDvFL0JtXsr39p32WEcD14RscCjfP41YXZPCVWA4yAg0nrJmw==",
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.2.0.tgz",
+          "integrity": "sha512-CJAKdI0wgMbQFLlLRtZKGcy/L6pzVRgelIZqRqNbuVFM3K9VEnyfbcvz0ncWMRNCe4kaHWjwRYQcYMucmwsnWA==",
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@@ -31453,36 +31695,10 @@
             "secp256k1": "3.4.0"
           }
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-        "ethereumjs-vm": {
-          "version": "2.3.5",
-          "resolved": "https://registry.npmjs.org/ethereumjs-vm/-/ethereumjs-vm-2.3.5.tgz",
-          "integrity": "sha512-AJ7x44+xqyE5+UO3Nns19WkTdZfyqFZ+sEjIEpvme7Ipbe3iBU1uwCcHEdiu/yY9bdhr3IfSa/NfIKNeXPaRVQ==",
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-            "async": "2.6.0",
-            "async-eventemitter": "0.2.4",
-            "ethereum-common": "0.2.0",
-            "ethereumjs-account": "2.0.4",
-            "ethereumjs-block": "1.7.0",
-            "ethereumjs-util": "5.1.5",
-            "fake-merkle-patricia-tree": "1.0.1",
-            "functional-red-black-tree": "1.0.1",
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         "pify": {
           "version": "2.3.0",
           "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw="
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-          "resolved": "https://registry.npmjs.org/ws/-/ws-5.1.1.tgz",
-          "integrity": "sha512-bOusvpCb09TOBLbpMKszd45WKC2KPtxiyiHanv+H2DE3Az+1db5a/L7sVJZVDPUC1Br8f0SKRr1KjLpD1U/IAw==",
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     },
diff --git a/package.json b/package.json
index 522f84159..fdb032741 100644
--- a/package.json
+++ b/package.json
@@ -97,7 +97,7 @@
     "eth-hd-keyring": "^1.2.1",
     "eth-json-rpc-filters": "^2.1.1",
     "eth-json-rpc-infura": "^3.0.0",
-    "eth-json-rpc-middleware": "^2.1.0",
+    "eth-json-rpc-middleware": "^2.1.1",
     "eth-keyring-controller": "^3.1.1",
     "eth-phishing-detect": "^1.1.4",
     "eth-query": "^2.1.2",
@@ -132,7 +132,7 @@
     "iframe-stream": "^3.0.0",
     "inject-css": "^0.1.1",
     "jazzicon": "^1.2.0",
-    "json-rpc-engine": "^3.7.1",
+    "json-rpc-engine": "^3.7.3",
     "json-rpc-middleware-stream": "^1.0.1",
     "lodash.debounce": "^4.0.8",
     "lodash.memoize": "^4.1.2",