diff --git a/print-code.php b/print-code.php
index 07b413d..e0bf7b4 100644
--- a/print-code.php
+++ b/print-code.php
@@ -50,7 +50,7 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 
 
             <div class="d-grid">
-                <a href="zpl.html" class="btn btn-primary btn-block">retour</a>
+                <button onclick="history.back();" class="btn btn-primary btn-block">Retour</button>
             </div>
         </div>
     </div>
diff --git a/print-custom.php b/print-custom.php
index 76dae48..e01708a 100644
--- a/print-custom.php
+++ b/print-custom.php
@@ -53,7 +53,7 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 
 
             <div class="d-grid">
-                <a href="custom.html" class="btn btn-primary btn-block">retour</a>
+                <button onclick="history.back();" class="btn btn-primary btn-block">Retour</button>
             </div>
         </div>
     </div>
diff --git a/print.php b/print.php
index 560013b..f8a2a9c 100644
--- a/print.php
+++ b/print.php
@@ -61,7 +61,7 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
 
 
             <div class="d-grid">
-                <a href="/" class="btn btn-primary btn-block">retour</a>
+                <button onclick="history.back();" class="btn btn-primary btn-block">Retour</button>
             </div>
         </div>
     </div>