diff --git a/package-lock.json b/package-lock.json
index 95aedc0db..0cbabdb4f 100644
--- a/package-lock.json
+++ b/package-lock.json
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+        "web3-core-method": "1.2.1",
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+        "web3-core-helpers": "1.2.1",
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       }
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     "web3-providers-ipc": {
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         "oboe": "2.1.4",
         "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.0"
+        "web3-core-helpers": "1.2.1"
       }
     },
     "web3-providers-ws": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/web3-providers-ws/-/web3-providers-ws-1.2.0.tgz",
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       "dev": true,
       "requires": {
         "underscore": "1.9.1",
-        "web3-core-helpers": "1.2.0",
-        "websocket": "github:frozeman/WebSocket-Node#browserifyCompatible"
+        "web3-core-helpers": "1.2.1",
+        "websocket": "github:web3-js/WebSocket-Node#polyfill/globalThis"
       }
     },
     "web3-shh": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.2.0.tgz",
-      "integrity": "sha512-VFjS8kvsQBodudFmIoVJWvDNZosONJZZnhvktngD3POu5dwbJmSCl6lzbLJ2C5XjR15dF+JvSstAkWbM+2sdPg==",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/web3-shh/-/web3-shh-1.2.1.tgz",
+      "integrity": "sha512-/3Cl04nza5kuFn25bV3FJWa0s3Vafr5BlT933h26xovQ6HIIz61LmvNQlvX1AhFL+SNJOTcQmK1SM59vcyC8bA==",
       "dev": true,
       "requires": {
-        "web3-core": "1.2.0",
-        "web3-core-method": "1.2.0",
-        "web3-core-subscriptions": "1.2.0",
-        "web3-net": "1.2.0"
+        "web3-core": "1.2.1",
+        "web3-core-method": "1.2.1",
+        "web3-core-subscriptions": "1.2.1",
+        "web3-net": "1.2.1"
       }
     },
     "web3-utils": {
@@ -13758,14 +12662,23 @@
       }
     },
     "websocket": {
-      "version": "github:frozeman/WebSocket-Node#6c72925e3f8aaaea8dc8450f97627e85263999f2",
-      "from": "github:frozeman/WebSocket-Node#browserifyCompatible",
+      "version": "github:web3-js/WebSocket-Node#905deb4812572b344f5801f8c9ce8bb02799d82e",
+      "from": "github:web3-js/WebSocket-Node#polyfill/globalThis",
       "dev": true,
       "requires": {
         "debug": "^2.2.0",
-        "nan": "^2.3.3",
-        "typedarray-to-buffer": "^3.1.2",
+        "es5-ext": "^0.10.50",
+        "nan": "^2.14.0",
+        "typedarray-to-buffer": "^3.1.5",
         "yaeti": "^0.0.6"
+      },
+      "dependencies": {
+        "nan": {
+          "version": "2.14.0",
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.0.tgz",
+          "integrity": "sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==",
+          "dev": true
+        }
       }
     },
     "which": {
diff --git a/package.json b/package.json
index 2f7313068..a89196b4b 100644
--- a/package.json
+++ b/package.json
@@ -44,8 +44,8 @@
   },
   "homepage": "https://github.com/OpenZeppelin/openzeppelin-contracts",
   "devDependencies": {
-    "@openzeppelin/gsn-helpers": "^0.1.5",
-    "@openzeppelin/gsn-provider": "^0.1.4",
+    "@openzeppelin/gsn-helpers": "^0.1.9",
+    "@openzeppelin/gsn-provider": "^0.1.6",
     "chai": "^4.2.0",
     "concurrently": "^4.1.0",
     "eslint": "^4.19.1",
@@ -62,10 +62,10 @@
     "lodash.startcase": "^4.4.0",
     "micromatch": "^4.0.2",
     "nodemon": "^1.19.0",
-    "openzeppelin-test-helpers": "^0.4",
+    "openzeppelin-test-helpers": "^0.4.3",
     "solhint": "2.1.0",
     "solidity-coverage": "github:rotcivegaf/solidity-coverage#5875f5b7bc74d447f3312c9c0e9fc7814b482477",
     "solidity-docgen": "^0.3.0-beta.4",
-    "truffle": "^5.0.18"
+    "truffle": "^5.0.35"
   }
 }