diff --git a/changelogs/CHANGELOG_alpha.md b/changelogs/CHANGELOG_alpha.md
index 37689852aa..818f6e47b4 100644
--- a/changelogs/CHANGELOG_alpha.md
+++ b/changelogs/CHANGELOG_alpha.md
@@ -1,3 +1,10 @@
+## [9.1.1-alpha.1](https://github.com/parse-community/parse-dashboard/compare/9.1.0...9.1.1-alpha.1) (2026-04-07)
+
+
+### Bug Fixes
+
+* Broken CSS styling for components with underscore class names ([#3328](https://github.com/parse-community/parse-dashboard/issues/3328)) ([2048abe](https://github.com/parse-community/parse-dashboard/commit/2048abe1322f27f08497d62f141c2540cf7a4eb6))
+
 # [9.1.0-alpha.12](https://github.com/parse-community/parse-dashboard/compare/9.1.0-alpha.11...9.1.0-alpha.12) (2026-04-07)
 
 
diff --git a/changelogs/CHANGELOG_release.md b/changelogs/CHANGELOG_release.md
index c40927e234..0f167168f7 100644
--- a/changelogs/CHANGELOG_release.md
+++ b/changelogs/CHANGELOG_release.md
@@ -1,3 +1,10 @@
+## [9.1.1](https://github.com/parse-community/parse-dashboard/compare/9.1.0...9.1.1) (2026-04-07)
+
+
+### Bug Fixes
+
+* Broken CSS styling for components with underscore class names ([#3328](https://github.com/parse-community/parse-dashboard/issues/3328)) ([2048abe](https://github.com/parse-community/parse-dashboard/commit/2048abe1322f27f08497d62f141c2540cf7a4eb6))
+
 # [9.1.0](https://github.com/parse-community/parse-dashboard/compare/9.0.0...9.1.0) (2026-04-07)
 
 
diff --git a/package-lock.json b/package-lock.json
index 6889b43046..b5a3b26063 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "parse-dashboard",
-  "version": "9.1.0",
+  "version": "9.1.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "parse-dashboard",
-      "version": "9.1.0",
+      "version": "9.1.1",
       "license": "SEE LICENSE IN LICENSE",
       "dependencies": {
         "@babel/runtime": "7.29.2",
diff --git a/package.json b/package.json
index 23c47d68e0..2529f4af0f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "parse-dashboard",
-  "version": "9.1.0",
+  "version": "9.1.1",
   "repository": {
     "type": "git",
     "url": "https://github.com/parse-community/parse-dashboard"
diff --git a/src/lib/tests/CssModules.test.js b/src/lib/tests/CssModules.test.js
new file mode 100644
index 0000000000..d767c70780
--- /dev/null
+++ b/src/lib/tests/CssModules.test.js
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2016-present, Parse, LLC
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the LICENSE file in
+ * the root directory of this source tree.
+ */
+
+const webpack = require('webpack');
+const path = require('path');
+const fs = require('fs');
+const os = require('os');
+
+function runWebpack(config) {
+  return new Promise((resolve, reject) => {
+    webpack(config, (err, stats) => {
+      if (err) {
+        return reject(err);
+      }
+      if (stats.hasErrors()) {
+        return reject(new Error(stats.toJson().errors.map(e => e.message).join('\n')));
+      }
+      resolve(stats);
+    });
+  });
+}
+
+describe('CSS modules', () => {
+  let tmpDir;
+
+  beforeAll(() => {
+    tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'css-modules-test-'));
+
+    fs.writeFileSync(
+      path.join(tmpDir, 'test.scss'),
+      '.test_underscore_class { color: red; }\n.testCamelCase { color: blue; }\n'
+    );
+
+    fs.writeFileSync(
+      path.join(tmpDir, 'entry.js'),
+      'const styles = require("./test.scss");\n'
+    );
+  });
+
+  afterAll(() => {
+    fs.rmSync(tmpDir, { recursive: true, force: true });
+  });
+
+  it('preserves underscore class names in exports', async () => {
+    const baseConfig = require('../../../webpack/base.config.js');
+    const scssRule = baseConfig.module.rules.find(r => r.test.toString().includes('scss'));
+
+    await runWebpack({
+      mode: 'production',
+      entry: path.join(tmpDir, 'entry.js'),
+      output: {
+        path: tmpDir,
+        filename: 'bundle.js',
+      },
+      module: {
+        rules: [{ test: /\.scss$/, use: scssRule.use }],
+      },
+    });
+
+    const bundle = fs.readFileSync(path.join(tmpDir, 'bundle.js'), 'utf8');
+
+    // Class names with underscores must be preserved as-is in the JS exports,
+    // not converted to camelCase (e.g. testUnderscoreClass).
+    // This broke when css-loader was bumped from v6 to v7, which changed the
+    // default exportLocalsConvention from 'asIs' to 'camelCaseOnly'.
+    expect(bundle).toContain('test_underscore_class');
+    expect(bundle).toContain('testCamelCase');
+  }, 30000);
+});
diff --git a/webpack/base.config.js b/webpack/base.config.js
index a91a1af961..f4fedef00c 100644
--- a/webpack/base.config.js
+++ b/webpack/base.config.js
@@ -50,6 +50,7 @@ module.exports = {
             options: {
               modules: {
                 namedExport: false,
+                exportLocalsConvention: 'as-is',
               },
               importLoaders: 2,
             },