diff --git a/library/include/mobilisis/tariff_permit_type.h b/library/include/mobilisis/tariff_permit_type.h
index e266afd..362ef8a 100644
--- a/library/include/mobilisis/tariff_permit_type.h
+++ b/library/include/mobilisis/tariff_permit_type.h
@@ -4,15 +4,16 @@
 #include <QString>
 
 enum class PERMIT_TYPE : quint8 {
-    SHORT_TERM_PARKING,
-    DAY_TICKET,
-    SZEGED_START,
-    SZEGED_STOP,
-    DAY_TICKET_ADULT,
-    DAY_TICKET_TEEN,
-    DAY_TICKET_CHILD,
-    FOOD_STAMP,
-    INVALID
+    SHORT_TERM_PARKING=0,
+    DAY_TICKET=1,
+    SZEGED_START=2,
+    SZEGED_STOP=3,
+    DAY_TICKET_ADULT=4,
+    DAY_TICKET_TEEN=5,
+    DAY_TICKET_CHILD=6,
+    INVALID=7,
+    FOOD_STAMP=8,
+    TWENTY_FOUR_HOURS_TICKET=9
 };
 
 struct PermitType {
@@ -45,6 +46,9 @@ struct PermitType {
         case 7:
             m_permitType = PERMIT_TYPE::FOOD_STAMP;
             break;
+        case 8:
+            m_permitType = PERMIT_TYPE::TWENTY_FOUR_HOURS_TICKET;
+            break;
         default:
             m_permitType = PERMIT_TYPE::INVALID;
         }
@@ -74,6 +78,8 @@ struct PermitType {
             return 6;
         case PERMIT_TYPE::FOOD_STAMP:
             return 7;
+        case PERMIT_TYPE::TWENTY_FOUR_HOURS_TICKET:
+            return 8;
         default:
             break;
         }
@@ -81,7 +87,7 @@ struct PermitType {
 
     }
 
-    operator QString () {
+    QString toString() {
         switch(m_permitType) {
         case PERMIT_TYPE::DAY_TICKET:
             return QString("DAY_TICKET");
@@ -99,13 +105,15 @@ struct PermitType {
             return QString("SZEGED_STOP");
         case PERMIT_TYPE::FOOD_STAMP:
             return QString("FOOD_STAMP");
+        case PERMIT_TYPE::TWENTY_FOUR_HOURS_TICKET:
+            return QString("TWENTY_FOUR_HOURS_TICKET");
         default:
             break;
         }
         return QString("INVALID");
     }
 
-    operator QString () const {
+    QString toString() const {
         switch(m_permitType) {
         case PERMIT_TYPE::DAY_TICKET:
             return QString("DAY_TICKET");
@@ -123,11 +131,21 @@ struct PermitType {
             return QString("SZEGED_STOP");
         case PERMIT_TYPE::FOOD_STAMP:
             return QString("FOOD_STAMP");
+        case PERMIT_TYPE::TWENTY_FOUR_HOURS_TICKET:
+            return QString("TWENTY_FOUR_HOURS_TICKET");
         default:
             break;
         }
         return QString("INVALID");
     }
+
+    operator QString () {
+        return toString();
+    }
+
+    operator QString () const {
+        return toString();
+    }
 };
 
 #endif // TARIFF_PERMIT_TYPE_H_INCLUDED