diff --git a/src/app/api/komga/cache/clear/[libraryId]/[seriesId]/route.ts b/src/app/api/komga/cache/clear/[libraryId]/[seriesId]/route.ts
new file mode 100644
index 0000000..34e8d06
--- /dev/null
+++ b/src/app/api/komga/cache/clear/[libraryId]/[seriesId]/route.ts
@@ -0,0 +1,39 @@
+import { NextResponse } from "next/server";
+import { ERROR_CODES } from "@/constants/errorCodes";
+import { getErrorMessage } from "@/utils/errors";
+import { LibraryService } from "@/lib/services/library.service";
+import { HomeService } from "@/lib/services/home.service";
+import { SeriesService } from "@/lib/services/series.service";
+
+export async function POST(
+  request: Request,
+  { params }: { params: { libraryId: string; seriesId: string } }
+) {
+  try {
+    const { libraryId, seriesId } = params;
+
+    await HomeService.invalidateHomeCache();
+
+    if (libraryId) {
+      await LibraryService.invalidateLibrarySeriesCache(libraryId);
+    }
+    if (seriesId) {
+      await SeriesService.invalidateSeriesBooksCache(seriesId);
+      await SeriesService.invalidateSeriesCache(seriesId);
+    }
+
+    return NextResponse.json({ message: "🧹 Cache vidé avec succès" });
+  } catch (error) {
+    console.error("Erreur lors de la suppression du cache:", error);
+    return NextResponse.json(
+      {
+        error: {
+          code: ERROR_CODES.CACHE.CLEAR_ERROR,
+          name: "Cache clear error",
+          message: getErrorMessage(ERROR_CODES.CACHE.CLEAR_ERROR),
+        },
+      },
+      { status: 500 }
+    );
+  }
+}
diff --git a/src/components/layout/Header.tsx b/src/components/layout/Header.tsx
index 53e55fd..cbdcc71 100644
--- a/src/components/layout/Header.tsx
+++ b/src/components/layout/Header.tsx
@@ -41,7 +41,7 @@ export function Header({ onToggleSidebar }: HeaderProps) {
               className="px-2 py-1.5 hover:bg-accent hover:text-accent-foreground rounded-md"
               aria-label="Toggle theme"
             >
-              <div className="relative flex items-center justify-center w-5 h-5">
+              <div className="relative flex items-center  w-5 h-5">
                 <Sun className="absolute inset-0 h-[1.2rem] w-[1.2rem] rotate-0 scale-100 transition-all dark:-rotate-90 dark:scale-0" />
                 <Moon className="absolute inset-0 h-[1.2rem] w-[1.2rem] rotate-90 scale-0 transition-all dark:rotate-0 dark:scale-100" />
               </div>
diff --git a/src/components/reader/ClientBookReader.tsx b/src/components/reader/ClientBookReader.tsx
index 9648662..53af965 100644
--- a/src/components/reader/ClientBookReader.tsx
+++ b/src/components/reader/ClientBookReader.tsx
@@ -21,6 +21,7 @@ export function ClientBookReader({ book, pages }: ClientBookReaderProps) {
 
   const handleCloseReader = () => {
     setIsReading(false);
+    //Fetch une nouvelle route pour rafraichir les différents caches
     router.back();
   };
 
diff --git a/src/components/reader/ClientBookWrapper.tsx b/src/components/reader/ClientBookWrapper.tsx
index bc6eec8..14bffe3 100644
--- a/src/components/reader/ClientBookWrapper.tsx
+++ b/src/components/reader/ClientBookWrapper.tsx
@@ -13,6 +13,9 @@ export function ClientBookWrapper({ book, pages }: ClientBookWrapperProps) {
   const router = useRouter();
 
   const handleCloseReader = () => {
+    fetch(`/api/komga/cache/clear/${book.libraryId}/${book.seriesId}`, {
+      method: "POST",
+    });
     router.back();
   };
 
diff --git a/src/types/komga.ts b/src/types/komga.ts
index 2897f97..f64fd26 100644
--- a/src/types/komga.ts
+++ b/src/types/komga.ts
@@ -109,6 +109,7 @@ export interface KomgaBook {
   id: string;
   seriesId: string;
   seriesTitle: string;
+  libraryId: string;
   name: string;
   url: string;
   number: number;