diff --git a/package-lock.json b/package-lock.json
index e56b1328..1918fc74 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -30,7 +30,7 @@
         "lazysizes": "^5.3.2",
         "markdownlint-cli2": "^0.10.0",
         "netlify-plugin-submit-sitemap": "^0.4.0",
-        "postcss": "^8.5.6",
+        "postcss": "^8.5.8",
         "postcss-cli": "^10.1.0",
         "purgecss-whitelister": "^2.4.0",
         "shx": "^0.3.4",
@@ -5365,9 +5365,9 @@
       }
     },
     "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/package.json b/package.json
index 105950be..85ba08ee 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "lazysizes": "^5.3.2",
     "markdownlint-cli2": "^0.10.0",
     "netlify-plugin-submit-sitemap": "^0.4.0",
-    "postcss": "^8.5.6",
+    "postcss": "^8.5.8",
     "postcss-cli": "^10.1.0",
     "purgecss-whitelister": "^2.4.0",
     "shx": "^0.3.4",