diff --git a/package.json b/package.json
index 70ac0082..189e765d 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "gulp-postcss": "^9.0.1",
     "gulp-run-command": "^0.0.10",
     "gulp-terser": "^2.1.0",
-    "postcss": "^8.4.14",
+    "postcss": "^8.4.19",
     "postcss-font-magician": "^3.0.0",
     "postcss-preset-env": "^7.7.1",
     "recess": "^1.1.9",
diff --git a/yarn.lock b/yarn.lock
index 1495c7d9..f61dfaf4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6616,10 +6616,10 @@ postcss@^7.0.18:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.4.14:
-  version "8.4.14"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.14.tgz#ee9274d5622b4858c1007a74d76e42e56fd21caf"
-  integrity sha512-E398TUmfAYFPBSdzgeieK2Y1+1cpdxJx8yXbK/m57nRhKSmk1GB2tO4lbLBtlkfPQTDKfe4Xqv1ASWPpayPEig==
+postcss@^8.4.19:
+  version "8.4.19"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.19.tgz#61178e2add236b17351897c8bcc0b4c8ecab56fc"
+  integrity sha512-h+pbPsyhlYj6N2ozBmHhHrs9DzGmbaarbLvWipMRO7RLS+v4onj26MPFXA5OBYFxyqYhUJK456SwDcY9H2/zsA==
   dependencies:
     nanoid "^3.3.4"
     picocolors "^1.0.0"
@@ -7867,14 +7867,7 @@ supports-color@^6.1.0:
   dependencies:
     has-flag "^3.0.0"
 
-supports-color@^7.0.0:
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.1.0.tgz#68e32591df73e25ad1c4b49108a2ec507962bfd1"
-  integrity sha512-oRSIpR8pxT1Wr2FquTNnGet79b3BWljqOuoW/h4oBhxJ/HUbX5nX6JSruTkvXDCFMwDPvsaTTbvMLKZWSy0R5g==
-  dependencies:
-    has-flag "^4.0.0"
-
-supports-color@^7.1.0:
+supports-color@^7.0.0, supports-color@^7.1.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.2.0.tgz#1b7dcdcb32b8138801b3e478ba6a51caa89648da"
   integrity sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==