diff --git a/package.json b/package.json
index 4d7190c3..324a4033 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "gulp-svg-sprite": "^1.5.0",
     "lodash": "^4.17.20",
     "minimist": "1.2.8",
-    "postcss": "^8.4.45",
+    "postcss": "^8.4.47",
     "postcss-csso": "^5.0.1",
     "postcss-uncss": "^0.17.0",
     "prettier": "3.3.3",
diff --git a/yarn.lock b/yarn.lock
index ec815ef3..b4cb8dbd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4215,10 +4215,10 @@ picocolors@^0.2.1:
   resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-0.2.1.tgz#570670f793646851d1ba135996962abad587859f"
   integrity sha512-cMlDqaLEqfSaW8Z7N5Jw+lyIW869EzT73/F5lhtY9cLGoVxSXznfgfXMO0Z5K0o0Q2TkTXq+0KFsdnSe3jDViA==
 
-picocolors@^1.0.0, picocolors@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.1.tgz#a8ad579b571952f0e5d25892de5445bcfe25aaa1"
-  integrity sha512-anP1Z8qwhkbmu7MFP5iTt+wQKXgwzf7zTyGlcdzabySa9vd0Xt392U0rVmz9poOaBj0uHJKyyo9/upk0HrEQew==
+picocolors@^1.0.0, picocolors@^1.0.1, picocolors@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.0.tgz#5358b76a78cde483ba5cef6a9dc9671440b27d59"
+  integrity sha512-TQ92mBOW0l3LeMeyLV6mzy/kWr8lkd/hp3mTg7wYK7zJhuBStmGMBG0BdeDZS/dZx1IukaX6Bk11zcln25o1Aw==
 
 picomatch@^2.0.4, picomatch@^2.2.1, picomatch@^2.3.1:
   version "2.3.1"
@@ -4340,14 +4340,14 @@ postcss@^7.0.16, postcss@^7.0.17:
     picocolors "^0.2.1"
     source-map "^0.6.1"
 
-postcss@^8.4.45:
-  version "8.4.45"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.45.tgz#538d13d89a16ef71edbf75d895284ae06b79e603"
-  integrity sha512-7KTLTdzdZZYscUc65XmjFiB73vBhBfbPztCYdUNvlaso9PrzjzcmjqBPR0lNGkcVlcO4BjiO5rK/qNz+XAen1Q==
+postcss@^8.4.47:
+  version "8.4.47"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.47.tgz#5bf6c9a010f3e724c503bf03ef7947dcb0fea365"
+  integrity sha512-56rxCq7G/XfB4EkXq9Egn5GCqugWvDFjafDOThIdMBsI15iqPqR5r15TfSr1YPYeEI19YeaXMCbY6u88Y76GLQ==
   dependencies:
     nanoid "^3.3.7"
-    picocolors "^1.0.1"
-    source-map-js "^1.2.0"
+    picocolors "^1.1.0"
+    source-map-js "^1.2.1"
 
 prelude-ls@^1.2.1:
   version "1.2.1"
@@ -5041,10 +5041,10 @@ snapdragon@^0.8.1:
     source-map-resolve "^0.5.0"
     use "^3.1.0"
 
-"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.0.tgz#16b809c162517b5b8c3e7dcd315a2a5c2612b2af"
-  integrity sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==
+"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.2.0, source-map-js@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.1.tgz#1ce5650fddd87abc099eda37dcff024c2667ae46"
+  integrity sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==
 
 source-map-resolve@^0.5.0:
   version "0.5.3"