diff --git a/scripts/build.js b/scripts/build.js
index d80d5a6d1bf..a9d4193f938 100644
--- a/scripts/build.js
+++ b/scripts/build.js
@@ -72,6 +72,8 @@ const wwwMappings = {
   'prismjs/components/prism-swift': 'prism-swift',
   'prismjs/components/prism-typescript': 'prism-typescript',
   'react-dom': 'ReactDOMComet',
+  // The react entrypoint in fb includes the jsx runtime
+  'react/jsx-runtime': 'react',
 };
 
 /**
@@ -192,7 +194,7 @@ async function build(name, inputFile, outputPath, outputFile, isProd, format) {
               tsconfig: path.resolve('./tsconfig.build.json'),
             },
           ],
-          ['@babel/preset-react', {runtime: isWWW ? 'classic' : 'automatic'}],
+          ['@babel/preset-react', {runtime: 'automatic'}],
         ],
       }),
       {