diff --git a/client/package-lock.json b/client/package-lock.json
index 3300149..4d966f6 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
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-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.1.tgz",
-          "integrity": "sha512-kcoMoKTPYnoeS50tzoqjPY3Uv9axeuuFAZY9M/9zFnhoVvRfxz9K29IMPD7jGmt2c8SW7i3gT9WqDl2+nV7p4A=="
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-1.0.3.tgz",
+          "integrity": "sha512-6rt+RN7aOi1nGMyC4Xa5DdYiukl2UWCbcJft7YhxReBGQD7OAM8Pbxw6YMo4r2diNEA8FEmu32YOn9rhaiE5yw=="
         }
       }
     },
@@ -6713,9 +6769,9 @@
       }
     },
     "ethereumjs-common": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/ethereumjs-common/-/ethereumjs-common-1.3.1.tgz",
-      "integrity": "sha512-kexqNgM2q29RKoZPPjehPREeqbr/vhYfT9Ho8FVeH3f7USjBuYp1iZ1qjqklk8FSMvEKPpMJFYSOunikw30Prw=="
+      "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": "1.3.7",
@@ -16290,9 +16346,9 @@
       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
     },
     "tweetnacl-util": {
-      "version": "0.15.0",
-      "resolved": "https://registry.npmjs.org/tweetnacl-util/-/tweetnacl-util-0.15.0.tgz",
-      "integrity": "sha1-RXbBzuXi1j0gf+5S8boCgZSAvHU="
+      "version": "0.15.1",
+      "resolved": "https://registry.npmjs.org/tweetnacl-util/-/tweetnacl-util-0.15.1.tgz",
+      "integrity": "sha512-RKJBIj8lySrShN4w6i/BonWp2Z/uxwC3h4y7xsRrpP59ZboCd0GpEVsOnMDYLMmKBpYhb5TgHzZXy7wTfYFBRw=="
     },
     "type": {
       "version": "1.0.3",
diff --git a/client/package.json b/client/package.json
index 844313c..8c025b9 100644
--- a/client/package.json
+++ b/client/package.json
@@ -3,7 +3,7 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@openzeppelin/gsn-provider": "^0.1.6",
+    "@openzeppelin/gsn-provider": "^0.1.10",
     "@openzeppelin/network": "^0.2.10",
     "@openzeppelin/solidity-loader": "^1.4.6",
     "classnames": "^2.2.6",