diff --git a/yarn.lock b/yarn.lock
index 41449a4..ee5181a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1073,11 +1073,16 @@ got@^6.7.1:
     unzip-response "^2.0.1"
     url-parse-lax "^1.0.0"
 
-graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.2.2, graceful-fs@^4.2.3:
+graceful-fs@^4.1.11, graceful-fs@^4.2.2, graceful-fs@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
   integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
 
+graceful-fs@^4.1.15, graceful-fs@^4.1.2:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
+  integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
+
 grpc-alt-proto-loader@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/grpc-alt-proto-loader/-/grpc-alt-proto-loader-0.4.1.tgz#7abbc04dde7e3ff0c1718d51725ab068e09854ed"
@@ -2075,9 +2080,9 @@ npm-profile@^4.0.2, npm-profile@^4.0.4:
     npm-registry-fetch "^4.0.0"
 
 npm-registry-fetch@^4.0.0, npm-registry-fetch@^4.0.3:
-  version "4.0.3"
-  resolved "https://registry.yarnpkg.com/npm-registry-fetch/-/npm-registry-fetch-4.0.3.tgz#3c2179e39e04f9348b1c2979545951d36bee8766"
-  integrity sha512-WGvUx0lkKFhu9MbiGFuT9nG2NpfQ+4dCJwRwwtK2HK5izJEvwDxMeUyqbuMS7N/OkpVCqDorV6rO5E4V9F8lJw==
+  version "4.0.5"
+  resolved "https://registry.yarnpkg.com/npm-registry-fetch/-/npm-registry-fetch-4.0.5.tgz#cb87cf7f25bfb048d6c3ee19d115bebf93ea5bfa"
+  integrity sha512-yQ0/U4fYpCCqmueB2g8sc+89ckQ3eXpmU4+Yi2j5o/r0WkKvE2+Y0tK3DEILAtn2UaQTkjTHxIXe2/CSdit+/Q==
   dependencies:
     JSONStream "^1.3.4"
     bluebird "^3.5.1"
@@ -2889,9 +2894,9 @@ run-queue@^1.0.0, run-queue@^1.0.3:
     aproba "^1.1.1"
 
 safe-buffer@^5.0.1, safe-buffer@^5.1.0, safe-buffer@^5.1.1, safe-buffer@^5.1.2, safe-buffer@^5.2.0, safe-buffer@~5.2.0:
-  version "5.2.0"
-  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
-  integrity sha512-fZEwUGbVl7kouZs1jCdMLdt95hdIv0ZeHg6L7qPeciMZhZ+/gdesW4wgTARkrFWEpspjEATAzUGPG8N2jJiwbg==
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+  integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
 
 safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"