diff --git a/OSMDatastructure/Tag.cs b/OSMDatastructure/Tag.cs
index 9cf70f1..19741c7 100644
--- a/OSMDatastructure/Tag.cs
+++ b/OSMDatastructure/Tag.cs
@@ -61,6 +61,7 @@ public class Tag
                 }
                 break;
             case "maxspeed":
+            case "maxspeed:max":
                 try
                 {
                     byte speed = Convert.ToByte(value);
@@ -111,8 +112,8 @@ public class Tag
 
     public static readonly Dictionary<WayType, byte> defaultSpeedCar = new() {
         { WayType.NONE, 0 },
-        { WayType.motorway, 100 },
-        { WayType.motorroad, 90 },
+        { WayType.motorway, 130 },
+        { WayType.motorroad, 100 },
         { WayType.trunk, 85 },
         { WayType.primary, 65 },
         { WayType.secondary, 60 },