diff --git a/frontend/src/components/Header.tsx b/frontend/src/components/Header.tsx
index 3e4fd94..b04bd4c 100644
--- a/frontend/src/components/Header.tsx
+++ b/frontend/src/components/Header.tsx
@@ -28,6 +28,11 @@ const Header: React.FC<HeaderProps> = ({ onLogout }) => {
             Hilfe
           </button>
         </a>
+        <a href="https://git.the1s.de/Matthias-Claudius-Schule/borrow-system">
+          <button className="h-9 px-3 rounded-md border border-slate-300 text-slate-700 hover:bg-slate-100 transition">
+            Source Code
+          </button>
+        </a>
       </div>
     </header>
   );