diff --git a/yarn.lock b/yarn.lock
index f80b243..8157340 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -551,9 +551,9 @@ levn@^0.3.0, levn@~0.3.0:
     type-check "~0.3.2"
 
 lodash@^4.17.14, lodash@^4.17.19:
-  version "4.17.20"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 mimic-fn@^2.1.0:
   version "2.1.0"
@@ -890,8 +890,3 @@ write@1.0.3:
   integrity sha512-/lg70HAjtkUgWPVZhZcm+T4hkL8Zbtp1nFNOn3lRrxnlv50SRBv7cR7RqR+GMsd3hUXy9hWBo4CHTbFTcOYwig==
   dependencies:
     mkdirp "^0.5.1"
-
-yarn@^1.22.10:
-  version "1.22.10"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.10.tgz#c99daa06257c80f8fa2c3f1490724e394c26b18c"
-  integrity sha512-IanQGI9RRPAN87VGTF7zs2uxkSyQSrSPsju0COgbsKQOOXr5LtcVPeyXWgwVa0ywG3d8dg6kSYKGBuYK021qeA==