diff --git a/package-lock.json b/package-lock.json
index 5f5610d..c9918a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -827,6 +827,12 @@
       "integrity": "sha1-j2G3XN4BKy6esoTUVFWDtWQ7Yas=",
       "dev": true
     },
+    "eventemitter3": {
+      "version": "4.0.7",
+      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
+      "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==",
+      "dev": true
+    },
     "exit": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
@@ -1069,6 +1075,12 @@
       "integrity": "sha512-lNaHNVymajmk0OJMBn8fVUAU1BtDeKIqKoVhk4xAALB57aALg6b4W0MfJ/cUE0g9YBXy5XhSlPIpYIJ7HaY/3Q==",
       "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",
@@ -3074,6 +3086,17 @@
         }
       }
     },
+    "http-proxy": {
+      "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": "^4.0.0",
+        "follow-redirects": "^1.0.0",
+        "requires-port": "^1.0.0"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -3845,8 +3868,7 @@
         "eventemitter3": {
           "version": "1.2.0",
           "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-1.2.0.tgz",
-          "integrity": "sha1-HIaZHYFq0eUEdQ5zh0Ik7PO+xQg=",
-          "dev": true
+          "integrity": "sha1-HIaZHYFq0eUEdQ5zh0Ik7PO+xQg="
         },
         "expand-braces": {
           "version": "0.1.2",
@@ -4070,16 +4092,6 @@
             }
           }
         },
-        "http-proxy": {
-          "version": "1.16.2",
-          "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.16.2.tgz",
-          "integrity": "sha1-Bt/ykpUr9k2+hHH6nfcwZtTzd0I=",
-          "dev": true,
-          "requires": {
-            "eventemitter3": "1.x.x",
-            "requires-port": "1.x.x"
-          }
-        },
         "iconv-lite": {
           "version": "0.4.19",
           "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
@@ -4583,8 +4595,7 @@
         "requires-port": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
-          "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=",
-          "dev": true
+          "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8="
         },
         "rimraf": {
           "version": "2.6.2",
@@ -6196,6 +6207,12 @@
       "resolved": "https://registry.npmjs.org/requirejs-text/-/requirejs-text-2.0.15.tgz",
       "integrity": "sha1-ExOHM2E/xEV7fhJH6Mt1HfeqVCk="
     },
+    "requires-port": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
+      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=",
+      "dev": true
+    },
     "resolve": {
       "version": "1.1.7",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.1.7.tgz",
diff --git a/yarn.lock b/yarn.lock
index b53e30f..81c4eae 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -564,12 +564,6 @@ debug@2.6.9, debug@^2.1.2:
   dependencies:
     ms "2.0.0"
 
-debug@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
-  dependencies:
-    ms "2.0.0"
-
 decamelize@^1.0.0, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -761,9 +755,9 @@ eventemitter2@~0.4.13:
   version "0.4.14"
   resolved "https://registry.yarnpkg.com/eventemitter2/-/eventemitter2-0.4.14.tgz#8f61b75cde012b2e9eb284d4545583b5643b61ab"
 
-eventemitter3@^3.0.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.0.tgz#090b4d6cdbd645ed10bf750d4b5407942d7ba163"
+eventemitter3@^4.0.0:
+  version "4.0.7"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
 
 exit@0.1.2, exit@0.1.x, exit@~0.1.1:
   version "0.1.2"
@@ -881,10 +875,8 @@ findup-sync@~0.3.0:
     glob "~5.0.0"
 
 follow-redirects@^1.0.0:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.5.1.tgz#67a8f14f5a1f67f962c2c46469c79eaec0a90291"
-  dependencies:
-    debug "^3.1.0"
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
 
 for-in@^1.0.1:
   version "1.0.2"
@@ -1253,10 +1245,10 @@ http-errors@1.6.3, http-errors@~1.6.2, http-errors@~1.6.3:
     statuses ">= 1.4.0 < 2"
 
 http-proxy@^1.13.0:
-  version "1.17.0"
-  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.17.0.tgz#7ad38494658f84605e2f6db4436df410f4e5be9a"
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.18.1.tgz#401541f0534884bbf95260334e72f88ee3976549"
   dependencies:
-    eventemitter3 "^3.0.0"
+    eventemitter3 "^4.0.0"
     follow-redirects "^1.0.0"
     requires-port "^1.0.0"