diff --git a/public/main.html b/public/main.html
index 5a536f08481d803a81044f1d19cf59b7c2741ee9..30bb35e687e3033c50e2fc7abccaaa92c91b7cd5 100644
--- a/public/main.html
+++ b/public/main.html
@@ -211,7 +211,7 @@
 	</div>
 
 	<div class="hilfe">
-        <p> <a href="/pdf/Benutzerhandbuch.pdf" target="_blank"><button class="lang" id="Handbuch"  key="userguide">User Guide</button></a></p>
+        <p> <a href="/public/pdf/Benutzerhandbuch.pdf" target="_blank"><button class="lang" id="Handbuch"  key="userguide">User Guide</button></a></p>
     </div>
 
 	<!--Sidebar-->