diff --git a/Marathons/Const.cs b/Marathons/Const.cs
new file mode 100644
index 0000000..7218915
--- /dev/null
+++ b/Marathons/Const.cs
@@ -0,0 +1,8 @@
+using System.Globalization;
+
+namespace Marathons;
+
+public class Const
+{
+    public static CultureInfo Culture => new CultureInfo("de-AT");
+}
\ No newline at end of file
diff --git a/Marathons/Marathon.cs b/Marathons/Marathon.cs
index b52fc85..97f87ea 100644
--- a/Marathons/Marathon.cs
+++ b/Marathons/Marathon.cs
@@ -30,6 +30,6 @@ public sealed class Marathon
 
     public override string ToString()
     {
-        return $"{City} marathon on {Date.ToString()}";
+        return $"{City} marathon on {Date.ToString(Const.Culture)}";
     }
 }
\ No newline at end of file