diff --git a/package-lock.json b/package-lock.json
index 926c57f..45aadb6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3290,7 +3290,7 @@
         },
         "strip-ansi": {
           "version": "3.0.1",
-          "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "requires": {
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@@ -3576,10 +3576,11 @@
       "dev": true
     },
     "helmet": {
-      "version": "3.15.0",
-      "resolved": "https://registry.npmjs.org/helmet/-/helmet-3.15.0.tgz",
-      "integrity": "sha512-j9JjtAnWJj09lqe/PEICrhuDaX30TeokXJ9tW6ZPhVH0+LMoihDeJ58CdWeTGzM66p6EiIODmgAaWfdeIWI4Gg==",
+      "version": "3.16.0",
+      "resolved": "https://registry.npmjs.org/helmet/-/helmet-3.16.0.tgz",
+      "integrity": "sha512-rsTKRogc5OYGlvSHuq5QsmOsOzF6uDoMqpfh+Np8r23+QxDq+SUx90Rf8HyIKQVl7H6NswZEwfcykinbAeZ6UQ==",
       "requires": {
+        "depd": "2.0.0",
         "dns-prefetch-control": "0.1.0",
         "dont-sniff-mimetype": "1.0.0",
         "expect-ct": "0.1.1",
@@ -3589,11 +3590,18 @@
         "helmet-csp": "2.7.1",
         "hide-powered-by": "1.0.0",
         "hpkp": "2.0.0",
-        "hsts": "2.1.0",
-        "ienoopen": "1.0.0",
+        "hsts": "2.2.0",
+        "ienoopen": "1.1.0",
         "nocache": "2.0.0",
         "referrer-policy": "1.1.0",
         "x-xss-protection": "1.1.0"
+      },
+      "dependencies": {
+        "depd": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
+          "integrity": "sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw=="
+        }
       }
     },
     "helmet-crossdomain": {
@@ -3639,9 +3647,19 @@
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     },
     "hsts": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/hsts/-/hsts-2.1.0.tgz",
-      "integrity": "sha512-zXhh/DqgrTXJ7erTN6Fh5k/xjMhDGXCqdYN3wvxUvGUQvnxcFfUd8E+6vLg/nk3ss1TYMb+DhRl25fYABioTvA=="
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/hsts/-/hsts-2.2.0.tgz",
+      "integrity": "sha512-ToaTnQ2TbJkochoVcdXYm4HOCliNozlviNsg+X2XQLQvZNI/kCHR9rZxVYpJB3UPcHz80PgxRyWQ7PdU1r+VBQ==",
+      "requires": {
+        "depd": "2.0.0"
+      },
+      "dependencies": {
+        "depd": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
+          "integrity": "sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw=="
+        }
+      }
     },
     "http-cache-semantics": {
       "version": "3.8.1",
@@ -3752,9 +3770,9 @@
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     },
     "ienoopen": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/ienoopen/-/ienoopen-1.0.0.tgz",
-      "integrity": "sha1-NGpCj0dKrI9QzzeE6i0PFvYr2ms="
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/ienoopen/-/ienoopen-1.1.0.tgz",
+      "integrity": "sha512-MFs36e/ca6ohEKtinTJ5VvAJ6oDRAYFdYXweUnGY9L9vcoqFOU4n2ZhmJ0C4z/cwGZ3YIQRSB3XZ1+ghZkY5NQ=="
     },
     "ignore-by-default": {
       "version": "1.0.1",
@@ -7576,31 +7594,13 @@
       "requires": {
         "underscore": "1.8.3",
         "web3-core-helpers": "1.0.0-beta.36",
-        "websocket": "git://github.com/frozeman/WebSocket-Node.git#browserifyCompatible"
+        "websocket": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2"
       },
       "dependencies": {
-        "debug": {
-          "version": "2.6.9",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-          "requires": {
-            "ms": "2.0.0"
-          }
-        },
         "underscore": {
           "version": "1.8.3",
           "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
           "integrity": "sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI="
-        },
-        "websocket": {
-          "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
-          "from": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
-          "requires": {
-            "debug": "^2.2.0",
-            "nan": "^2.3.3",
-            "typedarray-to-buffer": "^3.1.2",
-            "yaeti": "^0.0.6"
-          }
         }
       }
     },
@@ -7646,6 +7646,26 @@
         }
       }
     },
+    "websocket": {
+      "version": "git://github.com/frozeman/WebSocket-Node.git#6c72925e3f8aaaea8dc8450f97627e85263999f2",
+      "from": "git://github.com/frozeman/WebSocket-Node.git#browserifyCompatible",
+      "requires": {
+        "debug": "^2.2.0",
+        "nan": "^2.3.3",
+        "typedarray-to-buffer": "^3.1.2",
+        "yaeti": "^0.0.6"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
+      }
+    },
     "which": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
diff --git a/package.json b/package.json
index ec19248..defad42 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "flat": "4.1.0",
     "fs-extra": "7.0.1",
     "github-api": "3.0.0",
-    "helmet": "3.15.0",
+    "helmet": "3.16.0",
     "js-yaml": "3.12.1",
     "octonode": "0.9.5",
     "private-ip": "1.0.5",