diff --git a/package.json b/package.json
index 4dbe46311..08873f60c 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "@vitejs/plugin-vue-jsx": "^3.1.0",
     "less": "^4.2.0",
     "lodash-es": "^4.17.21",
-    "postcss": "^8.4.33",
+    "postcss": "^8.4.49",
     "qrcode": "^1.5.3",
     "qrious": "^4.0.2",
     "rimraf": "^5.0.5",
diff --git a/yarn.lock b/yarn.lock
index 43a316df3..fd335725c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10541,10 +10541,10 @@ periscopic@^3.1.0:
     estree-walker "^3.0.0"
     is-reference "^3.0.0"
 
-picocolors@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.0.tgz#cb5bdc74ff3f51892236eaf79d68bc44564ab81c"
-  integrity sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==
+picocolors@^1.0.0, picocolors@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.1.tgz#3d321af3eab939b083c8f929a1d12cda81c26b6b"
+  integrity sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==
 
 picomatch@^2.0.4, picomatch@^2.2.1, picomatch@^2.2.2, picomatch@^2.3.1:
   version "2.3.1"
@@ -11248,14 +11248,14 @@ postcss-zindex@^6.0.1:
   resolved "https://registry.yarnpkg.com/postcss-zindex/-/postcss-zindex-6.0.1.tgz#30a4397a71b5cc291d464ee986e146e0f8143d4a"
   integrity sha512-wQF95TIerYvPlsjwldO7iGP3Z3arhuYRK/gndq4NAdZaEsdUkmQYtRqkrEPMzJOQFBk06wFtzkHZKJoQlqFgXQ==
 
-"postcss@^7.0.27 || ^8.0.0", postcss@^8.4.0, postcss@^8.4.21, postcss@^8.4.29, postcss@^8.4.32, postcss@^8.4.33, postcss@^8.4.5:
-  version "8.4.33"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.33.tgz#1378e859c9f69bf6f638b990a0212f43e2aaa742"
-  integrity sha512-Kkpbhhdjw2qQs2O2DGX+8m5OVqEcbB9HRBvuYM9pgrjEFUg30A9LmXNlTAUj4S9kgtGyrMbTzVjH7E+s5Re2yg==
+"postcss@^7.0.27 || ^8.0.0", postcss@^8.4.0, postcss@^8.4.21, postcss@^8.4.29, postcss@^8.4.32, postcss@^8.4.33, postcss@^8.4.49, postcss@^8.4.5:
+  version "8.4.49"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.49.tgz#4ea479048ab059ab3ae61d082190fabfd994fe19"
+  integrity sha512-OCVPnIObs4N29kxTjzLfUryOkvZEq+pf8jTF0lg8E7uETuWHA+v7j3c/xJmiqpX450191LlmZfUKkXxkTry7nA==
   dependencies:
     nanoid "^3.3.7"
-    picocolors "^1.0.0"
-    source-map-js "^1.0.2"
+    picocolors "^1.1.1"
+    source-map-js "^1.2.1"
 
 preact@^10.0.0:
   version "10.7.0"
@@ -12942,10 +12942,10 @@ sort-keys@^4.0.0:
   dependencies:
     is-plain-obj "^2.0.0"
 
-"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
-  integrity sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==
+"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1, source-map-js@^1.0.2, 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@^0.6.0:
   version "0.6.0"