diff --git a/package.json b/package.json
index 8bc6872..4711d80 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "eslint-config-next": "16.2.10",
     "framer-motion": "^12.42.2",
     "next": "16.2.10",
-    "postcss": "8.5.20",
+    "postcss": "8.5.21",
     "react": "19.2.7",
     "react-dom": "19.2.7",
     "react-py": "^1.11.7",
diff --git a/yarn.lock b/yarn.lock
index f1f50f5..a7695bb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3485,10 +3485,10 @@ postcss@8.4.31:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-postcss@8.5.20:
-  version "8.5.20"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.20.tgz#316a139da79484ce55969fa7bb6f2f1abcc14060"
-  integrity sha512-lW616l85ucIQL+FocMmL7pQFPqBmwejrCMg+iPxyImlrANNJG9NHq/RkyCZopDhd8C3LA03PHRJDjkbGu8vvug==
+postcss@8.5.21:
+  version "8.5.21"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.21.tgz#47a779bd831733ff620e608d233b195ee1e7d66c"
+  integrity sha512-v4sDNP3fdNiWMfabO7OwOQdOX8TiQSztKyT1Wj0w+j7LDallJThJRBBBmzVGyYj0crMh7jlV4zepPkiNu9UwDQ==
   dependencies:
     nanoid "^3.3.16"
     picocolors "^1.1.1"