diff --git a/yarn.lock b/yarn.lock
index 5888435..658c7d6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -770,7 +770,7 @@ debug@^2.1.2, debug@^2.2.0, debug@^2.3.3, debug@^2.6.8, debug@^2.6.9:
   dependencies:
     ms "2.0.0"
 
-debug@^3.1.0, debug@^3.2.6:
+debug@^3.1.0:
   version "3.2.6"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
   dependencies:
@@ -957,9 +957,9 @@ esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
-eventemitter3@^3.0.0:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-3.1.2.tgz#2d3d48f9c346698fce83a85d7d664e98535df6e7"
+eventemitter3@^4.0.0:
+  version "4.0.7"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
 
 exec-sh@^0.2.0:
   version "0.2.2"
@@ -1138,10 +1138,8 @@ find-up@^3.0.0:
     locate-path "^3.0.0"
 
 follow-redirects@^1.0.0:
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.7.0.tgz#489ebc198dc0e7f64167bd23b03c4c19b5784c76"
-  dependencies:
-    debug "^3.2.6"
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
 
 for-in@^1.0.1, for-in@^1.0.2:
   version "1.0.2"
@@ -1379,10 +1377,10 @@ html-encoding-sniffer@^1.0.2:
     whatwg-encoding "^1.0.1"
 
 http-proxy@^1.8.1:
-  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"