diff --git a/fixtures/fiber-debugger/yarn.lock b/fixtures/fiber-debugger/yarn.lock
index 51f49cd4cb2f..d343d1cda1d8 100644
--- a/fixtures/fiber-debugger/yarn.lock
+++ b/fixtures/fiber-debugger/yarn.lock
@@ -2427,6 +2427,10 @@ http-errors@~1.5.0:
     setprototypeof "1.0.2"
     statuses ">= 1.3.1 < 2"
 
+http-parser-js@>=0.5.1:
+  version "0.5.10"
+  resolved "https://registry.yarnpkg.com/http-parser-js/-/http-parser-js-0.5.10.tgz#b3277bd6d7ed5588e20ea73bf724fcbe44609075"
+
 http-proxy-middleware@0.17.3, http-proxy-middleware@~0.17.1:
   version "0.17.3"
   resolved "https://registry.yarnpkg.com/http-proxy-middleware/-/http-proxy-middleware-0.17.3.tgz#940382147149b856084f5534752d5b5a8168cd1d"
@@ -4509,6 +4513,10 @@ rx-lite@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/rx-lite/-/rx-lite-3.1.2.tgz#19ce502ca572665f3b647b10939f97fd1615f102"
 
+safe-buffer@>=5.1.0:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
 sane@~1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/sane/-/sane-1.4.1.tgz#88f763d74040f5f0c256b6163db399bf110ac715"
@@ -5200,9 +5208,11 @@ webpack@1.14.0:
     webpack-core "~0.6.9"
 
 websocket-driver@>=0.3.6, websocket-driver@>=0.5.1:
-  version "0.6.5"
-  resolved "https://registry.yarnpkg.com/websocket-driver/-/websocket-driver-0.6.5.tgz#5cb2556ceb85f4373c6d8238aa691c8454e13a36"
+  version "0.7.5"
+  resolved "https://registry.yarnpkg.com/websocket-driver/-/websocket-driver-0.7.5.tgz#569d22764ab21f2de20af0e74b411e8ae5a0fa46"
   dependencies:
+    http-parser-js ">=0.5.1"
+    safe-buffer ">=5.1.0"
     websocket-extensions ">=0.1.1"
 
 websocket-extensions@>=0.1.1: