diff --git a/package-lock.json b/package-lock.json
index 0545135..116c407 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
         "save": "^2.9.0",
         "stylus": "^0.60.0",
         "stylus-loader": "^7.1.3",
-        "yarn": "^1.22.19"
+        "yarn": "^1.22.21"
       }
     },
     "node_modules/@adobe/css-tools": {
@@ -5120,9 +5120,9 @@
       }
     },
     "node_modules/yarn": {
-      "version": "1.22.19",
-      "resolved": "https://registry.npmmirror.com/yarn/-/yarn-1.22.19.tgz",
-      "integrity": "sha512-/0V5q0WbslqnwP91tirOvldvYISzaqhClxzyUKXYxs07yUILIs5jx/k6CFe8bvKSkds5w+eiOqta39Wk3WxdcQ==",
+      "version": "1.22.21",
+      "resolved": "https://registry.npmmirror.com/yarn/-/yarn-1.22.21.tgz",
+      "integrity": "sha512-ynXaJsADJ9JiZ84zU25XkPGOvVMmZ5b7tmTSpKURYwgELdjucAOydqIOrOfTxVYcNXe91xvLZwcRh68SR3liCg==",
       "hasInstallScript": true,
       "bin": {
         "yarn": "bin/yarn.js",
@@ -9171,9 +9171,9 @@
       "integrity": "sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw=="
     },
     "yarn": {
-      "version": "1.22.19",
-      "resolved": "https://registry.npmmirror.com/yarn/-/yarn-1.22.19.tgz",
-      "integrity": "sha512-/0V5q0WbslqnwP91tirOvldvYISzaqhClxzyUKXYxs07yUILIs5jx/k6CFe8bvKSkds5w+eiOqta39Wk3WxdcQ=="
+      "version": "1.22.21",
+      "resolved": "https://registry.npmmirror.com/yarn/-/yarn-1.22.21.tgz",
+      "integrity": "sha512-ynXaJsADJ9JiZ84zU25XkPGOvVMmZ5b7tmTSpKURYwgELdjucAOydqIOrOfTxVYcNXe91xvLZwcRh68SR3liCg=="
     }
   }
 }
diff --git a/package.json b/package.json
index 349db4e..3b5d77f 100644
--- a/package.json
+++ b/package.json
@@ -36,6 +36,6 @@
     "save": "^2.9.0",
     "stylus": "^0.60.0",
     "stylus-loader": "^7.1.3",
-    "yarn": "^1.22.19"
+    "yarn": "^1.22.21"
   }
 }