diff --git a/src/main-aot.ts b/src/main-aot.ts
index 6555323d09903fc1bd7e145c57749d76755e8e6c..292c911a660728e31f71cfd75a42f899c9fe6bec 100644
--- a/src/main-aot.ts
+++ b/src/main-aot.ts
@@ -1,9 +1 @@
-import { enableProdMode } from '@angular/core';
-
-enableProdMode()
-
 import './main-common'
-
-/* aot === production mode */
-
-if (PRODUCTION) { console.log(`Interactive Atlas Viewer: ${VERSION}`) }
diff --git a/src/main-common.ts b/src/main-common.ts
index ab8bf78a4710915655b355607300ccb35ee63026..14a3447d5a1c147f247771021dd3f613c3252af3 100644
--- a/src/main-common.ts
+++ b/src/main-common.ts
@@ -1,11 +1,14 @@
 import 'zone.js'
-
 import 'third_party/testSafari.js'
+import { enableProdMode } from '@angular/core';
 
 import { defineCustomElements } from 'hbp-connectivity-component/dist/loader'
 import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'
 import { MainModule } from './main.module';
 
+if (PRODUCTION) enableProdMode()
+if (PRODUCTION) { console.log(`Interactive Atlas Viewer: ${VERSION}`) }
+
 const requireAll = (r: any) => {r.keys().forEach(r)}
 requireAll(require.context('./res/ext', false, /\.json$/))
 requireAll(require.context('./res/images', true, /\.jpg$|\.png$|\.svg$/))