diff --git a/desktop/flipper-server-core/src/server/startServer.tsx b/desktop/flipper-server-core/src/server/startServer.tsx
index daeb1a7ee..26231b248 100644
--- a/desktop/flipper-server-core/src/server/startServer.tsx
+++ b/desktop/flipper-server-core/src/server/startServer.tsx
@@ -29,6 +29,8 @@ import {sessionId} from '../sessionId';
 import {UIPreference, openUI} from '../utils/openUI';
 import {processExit} from '../utils/processExit';
 
+import util from 'node:util';
+
 type Config = {
   port: number;
   staticPath: string;
@@ -160,14 +162,24 @@ async function startHTTPServer(
       ? path.join(config.staticPath, config.entry)
       : path.join(config.staticPath, 'loading.html');
     const token = await getAuthToken();
+
+    const flipperConfig = {
+      theme: 'light',
+      entryPoint: isProduction()
+        ? 'bundle.js'
+        : 'flipper-ui-browser/src/index-fast-refresh.bundle?platform=web&dev=true&minify=false',
+      debug: !isProduction(),
+      graphSecret: GRAPH_SECRET,
+      appVersion: environmentInfo.appVersion,
+      sessionId: sessionId,
+      unixname: environmentInfo.os.unixname,
+      authToken: token,
+    };
+
     fs.readFile(resource, (_err, content) => {
       const processedContent = content
         .toString()
-        .replace('GRAPH_SECRET_REPLACE_ME', GRAPH_SECRET)
-        .replace('FLIPPER_APP_VERSION_REPLACE_ME', environmentInfo.appVersion)
-        .replace('FLIPPER_UNIXNAME_REPLACE_ME', environmentInfo.os.unixname)
-        .replace('FLIPPER_AUTH_TOKEN_REPLACE_ME', token)
-        .replace('FLIPPER_SESSION_ID_REPLACE_ME', sessionId);
+        .replace('FLIPPER_CONFIG_PLACEHOLDER', util.inspect(flipperConfig));
       res.end(processedContent);
     });
   };
diff --git a/desktop/static/index.web.dev.html b/desktop/static/index.web.dev.html
index f9c5324e3..088a6af59 100644
--- a/desktop/static/index.web.dev.html
+++ b/desktop/static/index.web.dev.html
@@ -14,16 +14,7 @@
 
   <title>Flipper</title>
   <script>
-    window.flipperConfig = {
-      theme: 'light',
-      entryPoint: 'flipper-ui-browser/src/index-fast-refresh.bundle?platform=web&dev=true&minify=false',
-      debug: true,
-      graphSecret: 'GRAPH_SECRET_REPLACE_ME',
-      appVersion: 'FLIPPER_APP_VERSION_REPLACE_ME',
-      sessionId: 'FLIPPER_SESSION_ID_REPLACE_ME',
-      unixname: 'FLIPPER_UNIXNAME_REPLACE_ME',
-      authToken: 'FLIPPER_AUTH_TOKEN_REPLACE_ME',
-    }
+    window.flipperConfig = FLIPPER_CONFIG_PLACEHOLDER;
   </script>
   <style>
     .message {
diff --git a/desktop/static/index.web.html b/desktop/static/index.web.html
index a8f28dc69..eb126d789 100644
--- a/desktop/static/index.web.html
+++ b/desktop/static/index.web.html
@@ -14,16 +14,7 @@
 
   <title>Flipper</title>
   <script>
-    window.flipperConfig = {
-      theme: 'light',
-      entryPoint: 'bundle.js',
-      debug: false,
-      graphSecret: 'GRAPH_SECRET_REPLACE_ME',
-      appVersion: 'FLIPPER_APP_VERSION_REPLACE_ME',
-      sessionId: 'FLIPPER_SESSION_ID_REPLACE_ME',
-      unixname: 'FLIPPER_UNIXNAME_REPLACE_ME',
-      authToken: 'FLIPPER_AUTH_TOKEN_REPLACE_ME',
-    }
+    window.flipperConfig = FLIPPER_CONFIG_PLACEHOLDER;
   </script>
   <style>
     .message {