diff --git a/apps/readest-app/src/app/reader/components/settings/ControlPanel.tsx b/apps/readest-app/src/app/reader/components/settings/ControlPanel.tsx
index 981f8109..958270b2 100644
--- a/apps/readest-app/src/app/reader/components/settings/ControlPanel.tsx
+++ b/apps/readest-app/src/app/reader/components/settings/ControlPanel.tsx
@@ -7,6 +7,7 @@ import { useBookDataStore } from '@/store/bookDataStore';
 import { getStyles } from '@/utils/style';
 import { getMaxInlineSize } from '@/utils/config';
 import { saveViewSettings } from '../../utils/viewSettingsHelper';
+import { RELOAD_BEFREE_SAVED_TIMEOUT_MS } from '@/services/constants';
 import NumberInput from './NumberInput';
 
 const ControlPanel: React.FC<{ bookKey: string }> = ({ bookKey }) => {
@@ -85,7 +86,7 @@ const ControlPanel: React.FC<{ bookKey: string }> = ({ bookKey }) => {
   useEffect(() => {
     if (viewSettings.allowScript === allowScript) return;
     saveViewSettings(envConfig, bookKey, 'allowScript', allowScript, true, false);
-    setTimeout(() => window.location.reload(), 100);
+    setTimeout(() => window.location.reload(), RELOAD_BEFREE_SAVED_TIMEOUT_MS);
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [allowScript]);
 
diff --git a/apps/readest-app/src/app/reader/components/settings/LayoutPanel.tsx b/apps/readest-app/src/app/reader/components/settings/LayoutPanel.tsx
index 91705984..bd4ff7cf 100644
--- a/apps/readest-app/src/app/reader/components/settings/LayoutPanel.tsx
+++ b/apps/readest-app/src/app/reader/components/settings/LayoutPanel.tsx
@@ -11,7 +11,7 @@ import { isCJKEnv } from '@/utils/misc';
 import { getStyles } from '@/utils/style';
 import { getMaxInlineSize } from '@/utils/config';
 import { getBookDirFromWritingMode, getBookLangCode } from '@/utils/book';
-import { MIGHT_BE_RTL_LANGS } from '@/services/constants';
+import { MIGHT_BE_RTL_LANGS, RELOAD_BEFREE_SAVED_TIMEOUT_MS } from '@/services/constants';
 import { saveViewSettings } from '../../utils/viewSettingsHelper';
 import NumberInput from './NumberInput';
 
@@ -234,7 +234,7 @@ const LayoutPanel: React.FC<{ bookKey: string }> = ({ bookKey }) => {
       (['horizontal-rl', 'vertical-rl'].includes(writingMode) ||
         ['horizontal-rl', 'vertical-rl'].includes(prevWritingMode))
     ) {
-      setTimeout(() => window.location.reload(), 100);
+      setTimeout(() => window.location.reload(), RELOAD_BEFREE_SAVED_TIMEOUT_MS);
     }
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, [writingMode]);
diff --git a/apps/readest-app/src/services/constants.ts b/apps/readest-app/src/services/constants.ts
index 31c9715e..4c9051cb 100644
--- a/apps/readest-app/src/services/constants.ts
+++ b/apps/readest-app/src/services/constants.ts
@@ -534,6 +534,8 @@ export const SYNC_NOTES_INTERVAL_SEC = 5;
 export const SYNC_BOOKS_INTERVAL_SEC = 5;
 export const CHECK_UPDATE_INTERVAL_SEC = 24 * 60 * 60;
 
+export const RELOAD_BEFREE_SAVED_TIMEOUT_MS = 300;
+
 export const MAX_ZOOM_LEVEL = 500;
 export const MIN_ZOOM_LEVEL = 50;
 export const ZOOM_STEP = 10;