diff --git a/test/frameworks/next-yarn/package.json b/test/frameworks/next-yarn/package.json
index 7bfd88a..a85181d 100644
--- a/test/frameworks/next-yarn/package.json
+++ b/test/frameworks/next-yarn/package.json
@@ -16,7 +16,7 @@
     "eslint": "^8.47.0",
     "eslint-config-next": "^13.4.19",
     "next": "^13.4.19",
-    "postcss": "^8.4.28",
+    "postcss": "^8.4.31",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "tailwindcss": "^3.3.3",
diff --git a/test/frameworks/next-yarn/yarn.lock b/test/frameworks/next-yarn/yarn.lock
index 37829cc..007e67c 100644
--- a/test/frameworks/next-yarn/yarn.lock
+++ b/test/frameworks/next-yarn/yarn.lock
@@ -2067,19 +2067,10 @@ postcss@8.4.14:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-postcss@^8.4.23:
-  version "8.4.23"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.23.tgz#df0aee9ac7c5e53e1075c24a3613496f9e6552ab"
-  integrity sha512-bQ3qMcpF6A/YjR55xtoTr0jGOlnPOKAIMdOWiv0EIT6HVPEaJiJB4NLljSbiHoC2RX7DN5Uvjtpbg1NPdwv1oA==
-  dependencies:
-    nanoid "^3.3.6"
-    picocolors "^1.0.0"
-    source-map-js "^1.0.2"
-
-postcss@^8.4.28:
-  version "8.4.28"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.28.tgz#c6cc681ed00109072816e1557f889ef51cf950a5"
-  integrity sha512-Z7V5j0cq8oEKyejIKfpD8b4eBy9cwW2JWPk0+fB1HOAMsfHbnAXLLS+PfVWlzMSLQaWttKDt607I0XHmpE67Vw==
+postcss@^8.4.23, postcss@^8.4.31:
+  version "8.4.31"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.31.tgz#92b451050a9f914da6755af352bdc0192508656d"
+  integrity sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==
   dependencies:
     nanoid "^3.3.6"
     picocolors "^1.0.0"