diff --git a/apps/readest-app/src/app/reader/components/sidebar/BookCard.tsx b/apps/readest-app/src/app/reader/components/sidebar/BookCard.tsx
index cb5cdb7d..05b246ba 100644
--- a/apps/readest-app/src/app/reader/components/sidebar/BookCard.tsx
+++ b/apps/readest-app/src/app/reader/components/sidebar/BookCard.tsx
@@ -38,7 +38,9 @@ const BookCard = ({ book }: { book: Book }) => {
         />
       </div>
       <div className='min-w-0 flex-1'>
-        <h4 className='line-clamp-2 w-[90%] text-sm font-semibold'>{formatTitle(title)}</h4>
+        <h4 className='line-clamp-2 w-[90%] text-sm font-semibold'>
+          {formatTitle(title).replace(/\u00A0/g, ' ')}
+        </h4>
         <p className='truncate text-xs opacity-75'>{formatAuthors(author)}</p>
       </div>
       <button
diff --git a/apps/readest-app/src/components/metadata/BookDetailView.tsx b/apps/readest-app/src/components/metadata/BookDetailView.tsx
index 49f04458..aff9f21c 100644
--- a/apps/readest-app/src/components/metadata/BookDetailView.tsx
+++ b/apps/readest-app/src/components/metadata/BookDetailView.tsx
@@ -58,8 +58,8 @@ const BookDetailView: React.FC<BookDetailViewProps> = ({
         </div>
         <div className='title-author flex h-32 flex-col justify-between'>
           <div>
-            <p className='text-base-content mb-2 line-clamp-2 text-lg font-bold'>
-              {formatTitle(book.title) || _('Untitled')}
+            <p className='text-base-content mb-2 line-clamp-2 break-words text-lg font-bold'>
+              {formatTitle(book.title).replace(/\u00A0/g, ' ') || _('Untitled')}
             </p>
             <p className='text-neutral-content line-clamp-1'>
               {formatAuthors(book.author, book.primaryLanguage) || _('Unknown')}
diff --git a/apps/readest-app/src/services/translators/cache.ts b/apps/readest-app/src/services/translators/cache.ts
index 76ebab75..f09cf0cb 100644
--- a/apps/readest-app/src/services/translators/cache.ts
+++ b/apps/readest-app/src/services/translators/cache.ts
@@ -545,14 +545,14 @@ export const initCache = async (
   const {
     preload = true,
     preloadOptions = {
-      maxAge: 7 * 24 * 60 * 60 * 1000,
-      maxEntries: 1000,
+      maxAge: 30 * 24 * 60 * 60 * 1000,
+      maxEntries: 10000,
     },
     autoPrune = true,
     pruneInterval = 60 * 60 * 1000,
     pruneOptions = {
-      maxAge: 30 * 24 * 60 * 60 * 1000,
-      maxEntries: 10000,
+      maxAge: 90 * 24 * 60 * 60 * 1000,
+      maxEntries: 100000,
       maxSizeInBytes: 10 * 1024 * 1024,
     },
   } = options;