diff --git a/theme/GlobalThemeDemo/entry/src/main/ets/entryability/EntryAbility.ts b/theme/GlobalThemeDemo/entry/src/main/ets/entryability/EntryAbility.ts
index d6f584f342abfeca213fb7c060eb28c3e93115f9..8cb37bf21271a64dce7aaab929e622937dff9708 100644
--- a/theme/GlobalThemeDemo/entry/src/main/ets/entryability/EntryAbility.ts
+++ b/theme/GlobalThemeDemo/entry/src/main/ets/entryability/EntryAbility.ts
@@ -3,15 +3,16 @@ import hilog from '@ohos.hilog';
 import UIAbility from '@ohos.app.ability.UIAbility';
 import Want from '@ohos.app.ability.Want';
 import window from '@ohos.window';
+import { CustomColors, ThemeControl } from '@ohos.arkui.theme'
 
-import { CustomColors } from '@ohos.arkui.styles'
 class RedColors implements CustomColors {
   fontEmphasize = 0xFFD53032
   iconEmphasize = 0xFFD53032
   backgroundEmphasize = 0xFFD53032
 }
 const abilityThemeColors = new RedColors();
-ThemeControl.setDefaultTheme({colors: abilityThemeColors})
+// the invoking here does not have effect
+// ThemeControl.setDefaultTheme({ colors: abilityThemeColors })
 
 export default class EntryAbility extends UIAbility {
   onCreate(want: Want, launchParam: AbilityConstant.LaunchParam) {
@@ -32,6 +33,9 @@ export default class EntryAbility extends UIAbility {
         return;
       }
       hilog.info(0x0000, 'testTag', 'Succeeded in loading the content. Data: %{public}s', JSON.stringify(data) ?? '');
+      // invoking here works good
+      ThemeControl.setDefaultTheme({ colors: abilityThemeColors })
+      hilog.info(0x0000, 'testTag', '%{public}s', 'ThemeControl.setDefaultTheme done');
     });
   }