diff --git a/package-lock.json b/package-lock.json
index 17bb42c2..a4b4c24f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
 				"css-vars-ponyfill": "^2.3.2",
 				"ky": "^0.33.3",
 				"postcss": "^8.4.31",
-				"postcss-calc": "^8.0",
+				"postcss-calc": "^9.0",
 				"postcss-cli": "^10.1.0",
 				"postcss-preset-env": "^9.3.0",
 				"postcss-simple-vars": "^7.0",
@@ -3615,13 +3615,16 @@
 			}
 		},
 		"node_modules/postcss-calc": {
-			"version": "8.2.4",
-			"resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-8.2.4.tgz",
-			"integrity": "sha512-SmWMSJmB8MRnnULldx0lQIyhSNvuDl9HfrZkaqqE/WHAhToYsAvDq+yAsA/kIyINDszOp3Rh0GFoNuH5Ypsm3Q==",
+			"version": "9.0.1",
+			"resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-9.0.1.tgz",
+			"integrity": "sha512-TipgjGyzP5QzEhsOZUaIkeO5mKeMFpebWzRogWG/ysonUlnHcq5aJe0jOjpfzUU8PeSaBQnrE8ehR0QA5vs8PQ==",
 			"dependencies": {
-				"postcss-selector-parser": "^6.0.9",
+				"postcss-selector-parser": "^6.0.11",
 				"postcss-value-parser": "^4.2.0"
 			},
+			"engines": {
+				"node": "^14 || ^16 || >=18.0"
+			},
 			"peerDependencies": {
 				"postcss": "^8.2.2"
 			}
diff --git a/package.json b/package.json
index b1b1c11f..6c263e82 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
 		"css-vars-ponyfill": "^2.3.2",
 		"ky": "^0.33.3",
 		"postcss": "^8.4.31",
-		"postcss-calc": "^8.0",
+		"postcss-calc": "^9.0",
 		"postcss-cli": "^10.1.0",
 		"postcss-preset-env": "^9.3.0",
 		"postcss-simple-vars": "^7.0",