diff --git a/package-lock.json b/package-lock.json
index c2537c4..71b2fd8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,26 +17,66 @@
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+        "@types/keyv": "*",
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+      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.60.tgz",
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@@ -295,23 +331,31 @@
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-      "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.5.0.tgz",
-      "integrity": "sha512-4nlO/14t3BNUZRXIXfXe+3N6w3s1KoxcJUUURctd64BLRe67E4gRwp4PjywtDY72fXpZ1y6Ch0VZQRY/gMPzzQ==",
+      "version": "2.6.0",
+      "resolved": "https://registry.npmjs.org/xhr/-/xhr-2.6.0.tgz",
+      "integrity": "sha512-/eCGLb5rxjx5e3mF1A7s+pLlR6CGyqWN91fv1JgER5mVWg1MZmlhBvy9kjcsOdRk8RrIujotWyJamfyrp+WIcA==",
       "requires": {
-        "global": "~4.3.0",
+        "global": "~4.4.0",
         "is-function": "^1.0.1",
         "parse-headers": "^2.0.0",
         "xtend": "^4.0.0"
@@ -5271,17 +5254,17 @@
       }
     },
     "xhr-request-promise": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.2.tgz",
-      "integrity": "sha1-NDxE0e53JrhkgGloLQ+EDIO0Jh0=",
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/xhr-request-promise/-/xhr-request-promise-0.1.3.tgz",
+      "integrity": "sha512-YUBytBsuwgitWtdRzXDDkWAXzhdGB8bYm0sSzMPZT7Z2MBjMSTHFsyCT1yCRATY+XC69DUrQraRAEgcoCRaIPg==",
       "requires": {
-        "xhr-request": "^1.0.1"
+        "xhr-request": "^1.1.0"
       }
     },
     "xhr2-cookies": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/xhr2-cookies/-/xhr2-cookies-1.1.0.tgz",
-      "integrity": "sha1-fXdEnQmZGX8VXLc7I99yUF7YnUg=",
+      "integrity": "sha512-hjXUA6q+jl/bd8ADHcVfFsSPIf+tyLIjuO9TwJC9WI6JP2zKcS7C+p56I9kCLLsaCiNT035iYvEUUzdEFj/8+g==",
       "requires": {
         "cookiejar": "^2.1.1"
       }
@@ -5289,7 +5272,7 @@
     "xmlhttprequest": {
       "version": "1.8.0",
       "resolved": "https://registry.npmjs.org/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz",
-      "integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
+      "integrity": "sha512-58Im/U0mlVBLM38NdZjHyhuMtCqa61469k2YP/AaPbvCoV9aQGUpbJBj1QRm2ytRiVQBD/fsw7L2bJGDVQswBA=="
     },
     "xtend": {
       "version": "4.0.2",
@@ -5304,7 +5287,7 @@
     "yaeti": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/yaeti/-/yaeti-0.0.6.tgz",
-      "integrity": "sha1-8m9ITXJoTPQr7ft2lwqhYI+/lXc="
+      "integrity": "sha512-MvQa//+KcZCUkBTIC9blM+CU9J2GzuTytsOUwf2lidtvkx/6gnEp1QvJv34t9vdjhFmha/mUiNDbN0D0mJWdug=="
     },
     "yallist": {
       "version": "3.1.1",
@@ -5324,15 +5307,6 @@
         "window-size": "^0.1.4",
         "y18n": "^3.2.0"
       }
-    },
-    "yauzl": {
-      "version": "2.10.0",
-      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
-      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
-      "requires": {
-        "buffer-crc32": "~0.2.3",
-        "fd-slicer": "~1.1.0"
-      }
     }
   }
 }
diff --git a/package.json b/package.json
index 3ea458d..34e4f9a 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "openzeppelin-solidity": "2.2.0",
     "solidity-rlp": "^2.0.0",
     "truffle": "^5.0.34",
-    "web3": "^1.2.4",
+    "web3": "^1.2.7",
     "ganache-cli": "^6.8.0-istanbul.0"
   }
 }