diff --git a/packages/renderer/package.json b/packages/renderer/package.json
index fb1b6fe6a08..3a0a16413fd 100644
--- a/packages/renderer/package.json
+++ b/packages/renderer/package.json
@@ -41,7 +41,6 @@
     "svelte-check": "^3.8.6",
     "svelte-eslint-parser": "^0.41.0",
     "svelte-fa": "^4.0.2",
-    "svelte-preprocess": "^6.0.2",
     "svelte-steps": "2.4.1",
     "tailwindcss": "^3.4.10",
     "tslib": "^2.7.0",
diff --git a/packages/renderer/svelte.config.js b/packages/renderer/svelte.config.js
deleted file mode 100644
index 509b3db8171..00000000000
--- a/packages/renderer/svelte.config.js
+++ /dev/null
@@ -1,33 +0,0 @@
-/**********************************************************************
- * Copyright (C) 2022 Red Hat, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * SPDX-License-Identifier: Apache-2.0
- ***********************************************************************/
-
-import sveltePreprocess from 'svelte-preprocess';
-import { dirname, join } from 'path';
-import { fileURLToPath } from 'url';
-
-const __dirname = dirname(fileURLToPath(import.meta.url));
-
-export default {
-  // Consult https://github.com/sveltejs/svelte-preprocess
-  // for more information about preprocessors
-  preprocess: sveltePreprocess({
-    postcss: {
-      configFilePath: join(__dirname, 'postcss.config.cjs'),
-    },
-  }),
-};
diff --git a/packages/ui/package.json b/packages/ui/package.json
index 7398a1783f1..748956c5ae2 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -151,7 +151,6 @@
     "svelte": "5.0.0-next.225",
     "svelte-check": "^3.8.6",
     "svelte-eslint-parser": "^0.41.0",
-    "svelte-preprocess": "^6.0.2",
     "tailwindcss": "^3.4.10",
     "tslib": "^2.7.0",
     "typescript": "^5.5.4",
diff --git a/packages/ui/svelte.config.js b/packages/ui/svelte.config.js
deleted file mode 100644
index 5d6c9c8caef..00000000000
--- a/packages/ui/svelte.config.js
+++ /dev/null
@@ -1,33 +0,0 @@
-/**********************************************************************
- * Copyright (C) 2024 Red Hat, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * SPDX-License-Identifier: Apache-2.0
- ***********************************************************************/
-
-import sveltePreprocess from 'svelte-preprocess';
-import { dirname, join } from 'path';
-import { fileURLToPath } from 'url';
-
-const __dirname = dirname(fileURLToPath(import.meta.url));
-
-export default {
-  // Consult https://github.com/sveltejs/svelte-preprocess
-  // for more information about preprocessors
-  preprocess: sveltePreprocess({
-    postcss: {
-      configFilePath: join(__dirname, 'postcss.config.cjs'),
-    },
-  }),
-};
diff --git a/storybook/vite.config.js b/storybook/vite.config.js
index b18671214fc..b44cdbb43f1 100644
--- a/storybook/vite.config.js
+++ b/storybook/vite.config.js
@@ -21,9 +21,6 @@ import { join } from 'path';
 import * as path from 'path';
 import { svelte } from '@sveltejs/vite-plugin-svelte';
 import { svelteTesting } from '@testing-library/svelte/vite';
-import tailwindcss from 'tailwindcss';
-import autoprefixer from 'autoprefixer';
-import postcssImport from 'postcss-import';
 
 import { defineConfig } from 'vite';
 import { fileURLToPath } from 'url';
@@ -42,12 +39,6 @@ export default defineConfig({
       '/@/': join(PACKAGE_ROOT, 'src') + '/',
     },
   },
-  css: {
-    transformer: 'postcss',
-    postcss: {
-      plugins: [tailwindcss, autoprefixer, postcssImport],
-    },
-  },
   plugins: [svelte(), svelteTesting()],
   test: {
     include: ['src/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}'],