diff --git a/site3/website/yarn.lock b/site3/website/yarn.lock
index 880e898aa30..b813218220a 100644
--- a/site3/website/yarn.lock
+++ b/site3/website/yarn.lock
@@ -7607,9 +7607,9 @@ postcss-zindex@^6.0.2:
   integrity sha512-5BxW9l1evPB/4ZIc+2GobEBoKC+h8gPGCMi+jxsYvd2x0mjq7wazk6DrP71pStqxE9Foxh5TVnonbWpFZzXaYg==
 
 postcss@^8.4.21, postcss@^8.4.24, postcss@^8.4.33, postcss@^8.5.4:
-  version "8.5.8"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.8.tgz#6230ecc8fb02e7a0f6982e53990937857e13f399"
-  integrity sha512-OW/rX8O/jXnm82Ey1k44pObPtdblfiuWnrd8X7GJ7emImCOstunGbXUpp7HdBrFQX6rJzn3sPT397Wp5aCwCHg==
+  version "8.5.12"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.12.tgz#cd0c0f667f7cb0521e2313234ea6e707a9ec1ddb"
+  integrity sha512-W62t/Se6rA0Az3DfCL0AqJwXuKwBeYg6nOaIgzP+xZ7N5BFCI7DYi1qs6ygUYT6rvfi6t9k65UMLJC+PHZpDAA==
   dependencies:
     nanoid "^3.3.11"
     picocolors "^1.1.1"