diff --git a/backend/main.py b/backend/main.py
index dc86828..00027f4 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -1414,7 +1414,7 @@ async def ausweis_page(dog_id: int, request: Request):
 
   <div class="body">
     <div class="no-print" style="display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px">
-      <button onclick="window.history.length>1?window.history.back():window.close()"
+      <button onclick="window.history.length>1?window.history.back():(window.location.href='/')"
               style="background:#f0e6d3;color:#7a4a1e;border:none;border-radius:100px;
                      padding:10px 20px;font-size:0.9rem;cursor:pointer;font-weight:600">
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