diff --git a/yarn.lock b/yarn.lock
index 63e3349bf..0e8157d76 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3973,12 +3973,12 @@ postcss-js@^2.0.0:
     postcss "^7.0.0"
 
 postcss-nested@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/postcss-nested/-/postcss-nested-4.1.1.tgz#2074e6641583bf7151d951908d68fa95039fe340"
-  integrity sha512-3+V8+g+i9zUQ/AADNtBj3DVVvSOhRCV7W8Kzn9n4ViWJtSQrSdtIJnxZaupfdTrnhCkY86sAsuKVxBCuyfJDeA==
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/postcss-nested/-/postcss-nested-4.1.2.tgz#8e0570f736bfb4be5136e31901bf2380b819a561"
+  integrity sha512-9bQFr2TezohU3KRSu9f6sfecXmf/x6RXDedl8CHF6fyuyVW7UqgNMRdWMHZQWuFY6Xqs2NYk+Fj4Z4vSOf7PQg==
   dependencies:
-    postcss "^7.0.6"
-    postcss-selector-parser "^5.0.0-rc.4"
+    postcss "^7.0.14"
+    postcss-selector-parser "^5.0.0"
 
 postcss-scss@^0.3.0:
   version "0.3.1"
@@ -3987,7 +3987,7 @@ postcss-scss@^0.3.0:
   dependencies:
     postcss "^5.2.4"
 
-postcss-selector-parser@^5.0.0-rc.4:
+postcss-selector-parser@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-5.0.0.tgz#249044356697b33b64f1a8f7c80922dddee7195c"
   integrity sha512-w+zLE5Jhg6Liz8+rQOWEAwtwkyqpfnmsinXjXg6cY7YIONZZtgvE0v2O0uhQBs0peNomOJwWRKt6JBfTdTd3OQ==
@@ -4029,7 +4029,7 @@ postcss@^6.0.9:
     source-map "^0.6.1"
     supports-color "^5.4.0"
 
-postcss@^7.0.0, postcss@^7.0.11, postcss@^7.0.14, postcss@^7.0.6:
+postcss@^7.0.0, postcss@^7.0.11, postcss@^7.0.14:
   version "7.0.14"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.14.tgz#4527ed6b1ca0d82c53ce5ec1a2041c2346bbd6e5"
   integrity sha512-NsbD6XUUMZvBxtQAJuWDJeeC4QFsmWsfozWxCJPWf3M55K9iu2iMDaKqyoOdTJ1R4usBXuxlVFAIo8rZPQD4Bg==