diff --git a/yarn.lock b/yarn.lock
index e627a31e..b555bbdf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4884,7 +4884,6 @@ __metadata:
     minisearch: "npm:^7.2.0"
     next: "npm:15.5.21"
     next-themes: "npm:^0.4.6"
-    postcss: "npm:^8"
     react: "npm:^19.0.0"
     react-dom: "npm:^19.0.0"
     react-markdown: "npm:^9.0.1"
@@ -5147,14 +5146,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:^8, postcss@npm:^8.4.47":
-  version: 8.5.23
-  resolution: "postcss@npm:8.5.23"
+"postcss@npm:^8.4.47":
+  version: 8.5.25
+  resolution: "postcss@npm:8.5.25"
   dependencies:
     nanoid: "npm:^3.3.16"
     picocolors: "npm:^1.1.1"
     source-map-js: "npm:^1.2.1"
-  checksum: 10c0/ed714e635b330bb42666ecdd0c0b4f30224ded15b0b0052d6bc2b92832f2cf17d1c1141359453f96f0a84f8fbf4c405a74df187f559163b8f31131b2535455aa
+  checksum: 10c0/0a12c1e74b456c57122e81f684e02fd98ff4d57526f794d10c996df1147158808f5ae373ac82b988c8de6cbbaa82dbd7b13803b14f5dd3cf7cc6a42ccad5c9f2
   languageName: node
   linkType: hard