diff --git a/package.json b/package.json
index a39a7d29a1..35c3a99445 100644
--- a/package.json
+++ b/package.json
@@ -106,7 +106,7 @@
     "node-emoji": "^1.11.0",
     "picocolors": "^1.0.0",
     "postcss-cli": "^9.1.0",
-    "postcss-custom-properties": "^12.1.8",
+    "postcss-custom-properties": "^13.3.0",
     "postcss-html": "^1.5.0",
     "rimraf": "^3.0.2",
     "rollup-plugin-visualizer": "^5.9.0",
diff --git a/yarn.lock b/yarn.lock
index 7858938035..178dd8da9c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -408,6 +408,11 @@
   dependencies:
     "@jridgewell/trace-mapping" "0.3.9"
 
+"@csstools/cascade-layer-name-parser@^1.0.4":
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/@csstools/cascade-layer-name-parser/-/cascade-layer-name-parser-1.0.4.tgz#3ff490b84660dc0592b4315029f22908f3de0577"
+  integrity sha512-zXMGsJetbLoXe+gjEES07MEGjL0Uy3hMxmnGtVBrRpVKr5KV9OgCB09zr/vLrsEtoVQTgJFewxaU8IYSAE4tjg==
+
 "@csstools/css-parser-algorithms@^2.3.1":
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/@csstools/css-parser-algorithms/-/css-parser-algorithms-2.3.1.tgz#ec4fc764ba45d2bb7ee2774667e056aa95003f3a"
@@ -6142,11 +6147,14 @@ postcss-cli@^9.1.0:
     slash "^4.0.0"
     yargs "^17.0.0"
 
-postcss-custom-properties@^12.1.8:
-  version "12.1.11"
-  resolved "https://registry.yarnpkg.com/postcss-custom-properties/-/postcss-custom-properties-12.1.11.tgz#d14bb9b3989ac4d40aaa0e110b43be67ac7845cf"
-  integrity sha512-0IDJYhgU8xDv1KY6+VgUwuQkVtmYzRwu+dMjnmdMafXYv86SWqfxkc7qdDvWS38vsjaEtv8e0vGOUQrAiMBLpQ==
+postcss-custom-properties@^13.3.0:
+  version "13.3.0"
+  resolved "https://registry.yarnpkg.com/postcss-custom-properties/-/postcss-custom-properties-13.3.0.tgz#53361280a9ec57c2ac448c0877ba25c4978241ee"
+  integrity sha512-q4VgtIKSy5+KcUvQ0WxTjDy9DZjQ5VCXAZ9+tT9+aPMbA0z6s2t1nMw0QHszru1ib5ElkXl9JUpYYU37VVUs7g==
   dependencies:
+    "@csstools/cascade-layer-name-parser" "^1.0.4"
+    "@csstools/css-parser-algorithms" "^2.3.1"
+    "@csstools/css-tokenizer" "^2.2.0"
     postcss-value-parser "^4.2.0"
 
 postcss-html@^1.5.0: