diff --git a/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap b/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
index ffc8d7ea8c50..c175979f0e82 100644
--- a/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
+++ b/packages/kbn-optimizer/src/integration_tests/__snapshots__/basic_optimization.test.ts.snap
@@ -101,7 +101,7 @@ OptimizerConfig {
 }
 `;
 
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options={insert:\\"head\\",singleton:!1};api(content,options);module.exports=content.locals||{}},function(module,exports,__webpack_require__){(exports=__webpack_require__(1)(!1)).push([module.i,\\"body{color:green}\\\\n\\",\\"\\"]),module.exports=exports},function(module,exports,__webpack_require__){var api=__webpack_require__(0),content=__webpack_require__(18);\\"string\\"==typeof(content=content.__esModule?content.default:content)&&(content=[[module.i,content,\\"\\"]]);var options={insert:\\"head\\",singleton:!1};api(content,options);module.exports=content.locals||{}},function(module,exports,__webpack_require__){(exports=__webpack_require__(1)(!1)).push([module.i,\\"body{color:green}\\\\n\\",\\"\\"]),module.exports=exports},function(module,exports,__webpack_require__){var api=__webpack_require__(0),content=__webpack_require__(20);\\"string\\"==typeof(content=content.__esModule?content.default:content)&&(content=[[module.i,content,\\"\\"]]);var options={insert:\\"head\\",singleton:!1};api(content,options);module.exports=content.locals||{}},function(module,exports,__webpack_require__){(exports=__webpack_require__(1)(!1)).push([module.i,\\"body{color:green}\\\\n\\",\\"\\"]),module.exports=exports},function(module,exports,__webpack_require__){var api=__webpack_require__(0),content=__webpack_require__(22);\\"string\\"==typeof(content=content.__esModule?content.default:content)&&(content=[[module.i,content,\\"\\"]]);var options={insert:\\"head\\",singleton:!1};api(content,options);module.exports=content.locals||{}},function(module,exports,__webpack_require__){(exports=__webpack_require__(1)(!1)).push([module.i,\\"body{color:green}\\\\n\\",\\"\\"]),module.exports=exports},function(module,__webpack_exports__,__webpack_require__){\\"use strict\\";__webpack_require__.r(__webpack_exports__),__webpack_require__.d(__webpack_exports__,\\"barLibFn\\",(function(){return barLibFn})),__webpack_require__.d(__webpack_exports__,\\"fooLibFn\\",(function(){return public_.fooLibFn}));__webpack_require__(5),__webpack_require__(14);var public_=__webpack_require__(2);function barLibFn(){return\\"bar\\"}}]);"`;
 
 exports[`prepares assets for distribution: baz bundle 1`] = `
 "/*! Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one or more contributor license agreements. 
diff --git a/packages/kbn-optimizer/src/worker/webpack.config.ts b/packages/kbn-optimizer/src/worker/webpack.config.ts
index a8e4ffd295ae..47d34cd8b29f 100644
--- a/packages/kbn-optimizer/src/worker/webpack.config.ts
+++ b/packages/kbn-optimizer/src/worker/webpack.config.ts
@@ -171,7 +171,7 @@ export function getWebpackConfig(bundle: Bundle, bundleRefs: BundleRefs, worker:
                     webpackImporter: false,
                     implementation: require('node-sass'),
                     sassOptions: {
-                      outputStyle: 'nested',
+                      outputStyle: worker.dist ? 'compressed' : 'nested',
                       includePaths: [Path.resolve(worker.repoRoot, 'node_modules')],
                       sourceMapRoot: `/${bundle.type}:${bundle.id}`,
                     },