diff --git a/web/package-lock.json b/web/package-lock.json
index 3bcd1ac..42321f4 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -37,7 +37,7 @@
         "jest-axe": "^10.0.0",
         "jest-environment-jsdom": "29.7.0",
         "msw": "^2.12.14",
-        "postcss": "8.5.6",
+        "postcss": "8.5.8",
         "tailwindcss": "3.4.19",
         "typescript": "5.9.3",
         "undici": "^7.24.5"
@@ -8482,9 +8482,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.6",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
-      "integrity": "sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==",
+      "version": "8.5.8",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.8.tgz",
+      "integrity": "sha512-OW/rX8O/jXnm82Ey1k44pObPtdblfiuWnrd8X7GJ7emImCOstunGbXUpp7HdBrFQX6rJzn3sPT397Wp5aCwCHg==",
       "dev": true,
       "funding": [
         {
diff --git a/web/package.json b/web/package.json
index f8b5a30..09423f1 100644
--- a/web/package.json
+++ b/web/package.json
@@ -40,7 +40,7 @@
     "jest-axe": "^10.0.0",
     "jest-environment-jsdom": "29.7.0",
     "msw": "^2.12.14",
-    "postcss": "8.5.6",
+    "postcss": "8.5.8",
     "tailwindcss": "3.4.19",
     "typescript": "5.9.3",
     "undici": "^7.24.5"