diff --git a/packages/js/babel.ts b/packages/js/babel.ts
index a9c98207a9..246f6e6359 100644
--- a/packages/js/babel.ts
+++ b/packages/js/babel.ts
@@ -99,6 +99,7 @@ module.exports = function (api: any, options: NxWebBabelPresetOptions = {}) {
         require.resolve('@babel/plugin-proposal-decorators'),
         options.decorators ?? { legacy: true },
       ],
+      [require.resolve('@babel/plugin-transform-class-properties'), { loose }],
     ].filter(Boolean),
     overrides: [
       // Convert `const enum` to `enum`. The former cannot be supported by babel
diff --git a/packages/js/package.json b/packages/js/package.json
index 8a3230153a..c3c808193b 100644
--- a/packages/js/package.json
+++ b/packages/js/package.json
@@ -33,6 +33,7 @@
     "@babel/core": "^7.22.9",
     "@babel/plugin-proposal-decorators": "^7.22.7",
     "@babel/plugin-transform-runtime": "^7.22.9",
+    "@babel/plugin-transform-class-properties": "^7.22.5",
     "@babel/preset-env": "^7.22.9",
     "@babel/preset-typescript": "^7.22.5",
     "@babel/runtime": "^7.22.6",