diff --git a/package-lock.json b/package-lock.json
index 849cfb4..18eeed0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -857,7 +857,7 @@
         },
         "readable-stream": {
           "version": "2.3.6",
-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
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@@ -2108,12 +2108,6 @@
       "integrity": "sha1-b2Ma7zNtbEY2K1F2QETOIWvjwFE=",
       "dev": true
     },
-    "eventemitter3": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-1.2.0.tgz",
-      "integrity": "sha1-HIaZHYFq0eUEdQ5zh0Ik7PO+xQg=",
-      "dev": true
-    },
     "exec-series": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/exec-series/-/exec-series-1.0.3.tgz",
@@ -2395,6 +2389,12 @@
       "integrity": "sha1-Wb+1DNkF9g18OUzT2ayqtOatk04=",
       "dev": true
     },
+    "follow-redirects": {
+      "version": "1.13.0",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.13.0.tgz",
+      "integrity": "sha512-aq6gF1BEKje4a9i9+5jimNFIpq4Q1WiwBToeRK5NvZBd/TRsmW8BsJfOEGkr76TbOyPVD3OVDN910EcUNtRYEA==",
+      "dev": true
+    },
     "for-in": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
@@ -4413,13 +4413,22 @@
       }
     },
     "http-proxy": {
-      "version": "1.16.2",
-      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.16.2.tgz",
-      "integrity": "sha1-Bt/ykpUr9k2+hHH6nfcwZtTzd0I=",
+      "version": "1.18.1",
+      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
+      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
       "dev": true,
       "requires": {
-        "eventemitter3": "1.x.x",
-        "requires-port": "1.x.x"
+        "eventemitter3": "^4.0.0",
+        "follow-redirects": "^1.0.0",
+        "requires-port": "^1.0.0"
+      },
+      "dependencies": {
+        "eventemitter3": {
+          "version": "4.0.7",
+          "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
+          "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==",
+          "dev": true
+        }
       }
     },
     "http-signature": {