diff --git a/src/Borica/Request.php b/src/Borica/Request.php
index 5d86737..20c2dc6 100644
--- a/src/Borica/Request.php
+++ b/src/Borica/Request.php
@@ -193,6 +193,10 @@ public function reverse($protocolVersion = '1.1')
         $message .= $this->getLanguage();
         $message .= $this->verifyProtocolVersion($protocolVersion) ? $protocolVersion : '1.0';
 
+        if ($protocolVersion != '1.0') {
+            $message .= $this->getCurrency();
+        }
+        
         $message = $this->signMessage($message);
 
         return "{$this->getGatewayURL()}manageTransaction?eBorica=" . urlencode(base64_encode($message));
@@ -353,4 +357,4 @@ private function validateOrderID($id)
             throw new LengthException('The order id should be between 1 and 15 symbols.');
         }
     }
-}
\ No newline at end of file
+}