diff --git a/package-lock.json b/package-lock.json
index 2efe00f..f6796d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -79,11 +79,11 @@
       "integrity": "sha1-xzdwGfxOVQeYkosrmv62ar+h8vk="
     },
     "encoding": {
-      "version": "0.1.12",
-      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
-      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
+      "version": "0.1.13",
+      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.13.tgz",
+      "integrity": "sha512-ETBauow1T35Y/WZMkio9jiM0Z5xjHHmJ4XmjZOq1l/dXz3lr2sRn87nJy20RupqSh1F2m3HHPSp8ShIPQJrJ3A==",
       "requires": {
-        "iconv-lite": "0.4.19"
+        "iconv-lite": "^0.6.2"
       }
     },
     "error-ex": {
@@ -149,9 +149,12 @@
       "integrity": "sha512-pNgbURSuab90KbTqvRPsseaTxOJCZBD0a7t+haSN33piP9cCM4l0CqdzAif2hUqm716UovKB2ROmiabGAKVXyg=="
     },
     "iconv-lite": {
-      "version": "0.4.19",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
-      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ=="
+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+      "requires": {
+        "safer-buffer": ">= 2.1.2 < 3.0.0"
+      }
     },
     "invert-kv": {
       "version": "1.0.0",
@@ -281,12 +284,11 @@
       "integrity": "sha1-5md4PZLonb00KBi1IwudYqZyrRg="
     },
     "node-fetch": {
-      "version": "1.7.3",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
-      "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
+      "version": "2.6.7",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.7.tgz",
+      "integrity": "sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==",
       "requires": {
-        "encoding": "0.1.12",
-        "is-stream": "1.1.0"
+        "whatwg-url": "^5.0.0"
       }
     },
     "node-readfiles": {
@@ -391,6 +393,11 @@
       "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-1.0.1.tgz",
       "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE="
     },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+    },
     "semver": {
       "version": "5.4.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz",
@@ -563,6 +570,15 @@
             "strip-bom": "3.0.0"
           }
         },
+        "node-fetch": {
+          "version": "1.7.3",
+          "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
+          "integrity": "sha512-NhZ4CsKx7cYm2vSrBAr2PvFOe6sWDf0UYLRqA6svUYg7+/TSfVAu49jYC4BvQ4Sms9SZgdqGBgroqfDhJdTyKQ==",
+          "requires": {
+            "encoding": "^0.1.11",
+            "is-stream": "^1.0.1"
+          }
+        },
         "os-locale": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-2.1.0.tgz",
@@ -657,6 +673,11 @@
         }
       }
     },
+    "tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
+    },
     "validate-npm-package-license": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
@@ -666,6 +687,20 @@
         "spdx-expression-parse": "1.0.4"
       }
     },
+    "webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "requires": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "which": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/which/-/which-1.3.0.tgz",
diff --git a/package.json b/package.json
index d3a06c3..bb2a028 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "dot": "^1.0.3",
     "jgexml": "latest",
     "js-yaml": "^3.6.1",
-    "node-fetch": "^1.7.3",
+    "node-fetch": "^2.6.7",
     "openapi-sampler": "^1.0.0-beta.7",
     "openapi_optimise": "^1.0.4",
     "swagger2openapi": "^2.6.1",