diff --git a/.changeset/lovely-wasps-compete.md b/.changeset/lovely-wasps-compete.md
new file mode 100644
index 0000000000..1b7695896a
--- /dev/null
+++ b/.changeset/lovely-wasps-compete.md
@@ -0,0 +1,5 @@
+---
+"@sit-onyx/nuxt": patch
+---
+
+fix build issue in nuxt projects using @sit-onyx/nuxt
diff --git a/.gitignore b/.gitignore
index 3e98556cd6..4b95d3a257 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,6 +30,7 @@ blob-report/
 storybook-static
 eslint-results.sarif
 .nuxt
+.output
 
 # Development config
 .env*
\ No newline at end of file
diff --git a/packages/nuxt/src/module.ts b/packages/nuxt/src/module.ts
index 823cbf2742..5f7d26f024 100644
--- a/packages/nuxt/src/module.ts
+++ b/packages/nuxt/src/module.ts
@@ -10,6 +10,14 @@ export default defineNuxtModule<ModuleOptions>({
   },
   defaults: {},
   setup(_options, nuxt) {
+    /**
+     * The calc plugin of cssnano doesn't work with calc constants (https://developer.mozilla.org/en-US/docs/Web/CSS/calc-constant) used within onyx.
+     * Therefor it needs to be disabled temporarily until they are either no longer used inside onyx or the calc plugin is fixed.
+     * An issue was raised for inside the calc plugin: https://github.com/postcss/postcss-calc/issues/210
+     */
+    nuxt.options.postcss.plugins.cssnano ??= {};
+    nuxt.options.postcss.plugins.cssnano.preset = ["default", { calc: false }];
+
     nuxt.options.css.push("sit-onyx/style.css");
 
     Object.keys(onyx)