diff --git a/package.json b/package.json
index 1dfda0a1..fe840194 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "hugo-cli": "^0.15.0",
     "hugo-extended": "^0.123.8",
     "lunr": "^2.3.9",
-    "postcss": "^8.5.23",
+    "postcss": "^8.5.26",
     "postcss-cli": "^11.0.1",
     "toml": "^4.1.2"
   },
diff --git a/yarn.lock b/yarn.lock
index 535c40ba..98a0d856 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1009,10 +1009,10 @@ ms@2.1.2:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
   integrity sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==
 
-nanoid@^3.3.16:
-  version "3.3.16"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.16.tgz#a04d8ec4b1f10009d2d533947aefe4293737816c"
-  integrity sha512-bzlKTyNJ7+LdGIIwy8ijFpIqEQIvafahV7eYykJ8Cvh42EdJeODoJ6gUJXpQJvej1BddH8OqTXZNE/KfbWAu8Q==
+nanoid@^3.3.17:
+  version "3.3.18"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.18.tgz#f66a2de1199ffde0fcf21c8a5f13106b1c081913"
+  integrity sha512-DTg4MJbGMWkfi6VZFdNt2/caMbQy4Ou+Op/hJQvGEWcnVfoA1QA+xzRKAzw9jD6+GVOOeYr/mIcuDSdug6F6+w==
 
 node-releases@^2.0.48:
   version "2.0.50"
@@ -1175,12 +1175,12 @@ postcss-value-parser@^4.2.0:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@^8.5.23:
-  version "8.5.23"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.23.tgz#3493550116f478487298301d2c2e8dc5a56e6594"
-  integrity sha512-g50586zr4bZmwFiTlflMu8E0bDTb5I5gertgwAKmsdUlTQIhZtunzUlD1WSzwcVWPoAVpsrA6vlfCD7oXvRwgg==
+postcss@^8.5.26:
+  version "8.5.26"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.26.tgz#6e75135780c7e10df3433bf2266c552d35c8c620"
+  integrity sha512-u82N74LFzG8ca+dD8puPnplTXoGH4fTPpVGuIbt36G3qvNlkvfD0lEAZSxaly3KX8TS/L1A1gsCEmvKmBcVbkQ==
   dependencies:
-    nanoid "^3.3.16"
+    nanoid "^3.3.17"
     picocolors "^1.1.1"
     source-map-js "^1.2.1"