diff --git a/package-lock.json b/package-lock.json
index 504f2f1d3..18d49971e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5747,7 +5747,7 @@
         "ethereumjs-vm": "2.3.2",
         "through2": "2.0.3",
         "treeify": "1.1.0",
-        "web3-provider-engine": "13.6.0"
+        "web3-provider-engine": "13.8.0"
       }
     },
     "ethereum-common": {
@@ -19306,9 +19306,9 @@
       }
     },
     "solc": {
-      "version": "0.4.20",
-      "resolved": "https://registry.npmjs.org/solc/-/solc-0.4.20.tgz",
-      "integrity": "sha512-LrP3Jp4FS3y8sduIR67y8Ss1riR3fggk5sMnx4OSCcU88Ro0e51+KVXyfH3NP6ghLo7COrLx/lGUaDDugCzdgA==",
+      "version": "0.4.21",
+      "resolved": "https://registry.npmjs.org/solc/-/solc-0.4.21.tgz",
+      "integrity": "sha512-8lJmimVjOG9AJOQRWS2ph4rSctPMsPGZ4H360HLs5iI+euUlt7iAvUxSLeFZZzwk0kas4Qta7HmlMXNU3yYwhw==",
       "requires": {
         "fs-extra": "0.30.0",
         "memorystream": "0.3.1",
@@ -22309,9 +22309,9 @@
       }
     },
     "web3-provider-engine": {
-      "version": "13.6.0",
-      "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-13.6.0.tgz",
-      "integrity": "sha512-iCsAlAeLWHxgx6EXuBm5GNg5VBqKtzmnrhEOfJBv8Cetukush7yOvo4RPjDZIynKxg9jfAlMmWqCk6wLxA6coQ==",
+      "version": "13.8.0",
+      "resolved": "https://registry.npmjs.org/web3-provider-engine/-/web3-provider-engine-13.8.0.tgz",
+      "integrity": "sha512-fZXhX5VWwWpoFfrfocslyg6P7cN3YWPG/ASaevNfeO80R+nzgoPUBXcWQekSGSsNDkeRTis4aMmpmofYf1TNtQ==",
       "requires": {
         "async": "2.6.0",
         "clone": "2.1.1",
@@ -22319,7 +22319,7 @@
         "eth-sig-util": "1.4.2",
         "ethereumjs-block": "1.7.0",
         "ethereumjs-tx": "1.3.3",
-        "ethereumjs-util": "5.1.4",
+        "ethereumjs-util": "5.1.5",
         "ethereumjs-vm": "2.3.2",
         "fetch-ponyfill": "4.1.0",
         "json-rpc-error": "2.0.0",
@@ -22328,16 +22328,16 @@
         "readable-stream": "2.3.3",
         "request": "2.83.0",
         "semaphore": "1.1.0",
-        "solc": "0.4.20",
+        "solc": "0.4.21",
         "tape": "4.8.0",
         "xhr": "2.4.1",
         "xtend": "4.0.1"
       },
       "dependencies": {
         "ethereumjs-util": {
-          "version": "5.1.4",
-          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.1.4.tgz",
-          "integrity": "sha512-wbeTc5prEzIWFSQUcEsCAZbqubtJKy6yS+oZMY1cGG6GLYzLjm4YhC2RNrWIg8hRYnclWpnZmx2zkiufQkmd3w==",
+          "version": "5.1.5",
+          "resolved": "https://registry.npmjs.org/ethereumjs-util/-/ethereumjs-util-5.1.5.tgz",
+          "integrity": "sha512-xPaSEATYJpMTCGowIt0oMZwFP4R1bxd6QsWgkcDvFL0JtXsr39p32WEcD14RscCjfP41YXZPCVWA4yAg0nrJmw==",
           "requires": {
             "bn.js": "4.11.8",
             "create-hash": "1.1.3",
diff --git a/package.json b/package.json
index a852395b3..cce7e31e0 100644
--- a/package.json
+++ b/package.json
@@ -185,7 +185,7 @@
     "valid-url": "^1.0.9",
     "vreme": "^3.0.2",
     "web3": "^0.20.1",
-    "web3-provider-engine": "^13.5.6",
+    "web3-provider-engine": "^13.8.0",
     "web3-stream-provider": "^3.0.1",
     "xtend": "^4.0.1"
   },