diff --git a/package.json b/package.json
index 561cd94..bd20f1d 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
 		"autoprefixer": "10.5.4",
 		"browserslist": "4.28.8",
 		"postcss": "8.5.28",
-		"postcss-calc": "10.1.1",
+		"postcss-calc": "11.1.2",
 		"postcss-cli": "11.0.1",
 		"postcss-color-mod-function": "4.1.1",
 		"postcss-custom-media": "12.0.1",
diff --git a/yarn.lock b/yarn.lock
index 5855707..46ca130 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -535,13 +535,12 @@ postcss-browser-comments@^6.0.1:
   resolved "https://registry.yarnpkg.com/postcss-browser-comments/-/postcss-browser-comments-6.0.1.tgz#1a2735c734c3fe2bdcf723e49df8864ac90ed195"
   integrity sha512-VE5mVLOW+L31a+Eyi7i5j7PmzOydObKLA9VwGBpTZy2OYB3XY1E7/xHxv4tURtEI/qb5h2TyyGHPhZ31sXOEXg==
 
-postcss-calc@10.1.1:
-  version "10.1.1"
-  resolved "https://registry.yarnpkg.com/postcss-calc/-/postcss-calc-10.1.1.tgz#52b385f2e628239686eb6e3a16207a43f36064ca"
-  integrity sha512-NYEsLHh8DgG/PRH2+G9BTuUdtf9ViS+vdoQ0YA5OQdGsfN4ztiwtDWNtBl9EKeqNMFnIu8IKZ0cLxEQ5r5KVMw==
+postcss-calc@11.1.2:
+  version "11.1.2"
+  resolved "https://registry.yarnpkg.com/postcss-calc/-/postcss-calc-11.1.2.tgz#3fd6c5a7bde761bec4f6a2ea6f892211f11cbc42"
+  integrity sha512-VYTKcDyI+zrgd9xogzUf96ei8RZqwPP06KxZiE96HMEOx/jNqcKXheCZbZcXiEMxZ1UzY7/dUFPyCHLu/fUBEA==
   dependencies:
-    postcss-selector-parser "^7.0.0"
-    postcss-value-parser "^4.2.0"
+    "@csstools/css-tokenizer" "^4.0.0"
 
 postcss-cli@11.0.1:
   version "11.0.1"
@@ -684,14 +683,6 @@ postcss-reporter@^7.0.0:
     picocolors "^1.0.0"
     thenby "^1.3.4"
 
-postcss-selector-parser@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-7.0.0.tgz#41bd8b56f177c093ca49435f65731befe25d6b9c"
-  integrity sha512-9RbEr1Y7FFfptd/1eEdntyjMwLeghW1bHX9GWjXo19vx4ytPQhANltvVxDggzJl7mnWM+dX28kb6cyS/4iQjlQ==
-  dependencies:
-    cssesc "^3.0.0"
-    util-deprecate "^1.0.2"
-
 postcss-selector-parser@^7.1.4:
   version "7.1.4"
   resolved "https://registry.yarnpkg.com/postcss-selector-parser/-/postcss-selector-parser-7.1.4.tgz#69dc7a526517572ff6b150e352b36a016017b485"