diff --git a/pkg/lib/esbuild-common.js b/pkg/lib/esbuild-common.js
index 0ef526531d6c..7788ff3cd879 100644
--- a/pkg/lib/esbuild-common.js
+++ b/pkg/lib/esbuild-common.js
@@ -20,6 +20,7 @@ export const esbuildStylesPlugins = [
     }),
     sassPlugin({
         loadPaths: [...nodePaths, 'node_modules'],
+        filter: /\.scss/,
         quietDeps: true,
         async transform(source, resolveDir, path) {
             if (path.includes('patternfly-5-cockpit.scss')) {