diff --git a/yarn.lock b/yarn.lock
index ee3c6f94c4..c0580e118c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -32119,13 +32119,13 @@ __metadata:
   linkType: hard
 
 "postcss@npm:^8.1.0, postcss@npm:^8.4.19":
-  version: 8.4.20
-  resolution: "postcss@npm:8.4.20"
+  version: 8.4.21
+  resolution: "postcss@npm:8.4.21"
   dependencies:
     nanoid: ^3.3.4
     picocolors: ^1.0.0
     source-map-js: ^1.0.2
-  checksum: 1a5609ea1c1b204f9c2974a0019ae9eef2d99bf645c2c9aac675166c4cb1005be7b5e2ba196160bc771f5d9ac896ed883f236f888c891e835e59d28fff6651aa
+  checksum: e39ac60ccd1542d4f9d93d894048aac0d686b3bb38e927d8386005718e6793dbbb46930f0a523fe382f1bbd843c6d980aaea791252bf5e176180e5a4336d9679
   languageName: node
   linkType: hard