diff --git a/Android/Activity1.cs b/Android/Activity1.cs
index 2391000..642662c 100644
--- a/Android/Activity1.cs
+++ b/Android/Activity1.cs
@@ -57,14 +57,12 @@ namespace Android {
             var adLayout = new LinearLayout(this) {Orientation = Orientation.Vertical};
             adLayout.SetGravity(GravityFlags.Bottom);
             var ad = new AdView(this) {
-                AdSize = AdSize.SmartBanner,
-                #if DEBUG
-                AdUnitId = "ca-app-pub-3940256099942544/6300978111"
-                #else
-                AdUnitId = "ca-app-pub-5754829579653773/7841535920"
-                #endif
+                AdUnitId = "ca-app-pub-5754829579653773/7841535920",
+                AdSize = AdSize.SmartBanner
             };
-            ad.LoadAd(new AdRequest.Builder().Build());
+            ad.LoadAd(new AdRequest.Builder()
+                .AddTestDevice("14B965C6457E17D2808061ADF7E34923")
+                .Build());
             adLayout.AddView(ad);
 
             // total layout that is displayed
diff --git a/TouchyTickets/Ui.cs b/TouchyTickets/Ui.cs
index 978f75e..0ef8f8c 100644
--- a/TouchyTickets/Ui.cs
+++ b/TouchyTickets/Ui.cs
@@ -76,7 +76,7 @@ namespace TouchyTickets {
             ticketGroup.AddChild(new Paragraph(Anchor.AutoCenter, 10000, p => PrettyPrintNumber(GameImpl.Instance.Tickets) + "<i ticket>", true) {
                 TextScale = 0.3F
             });
-            ticketGroup.AddChild(new Paragraph(Anchor.AutoCenter, 1, p => GameImpl.Instance.Map.TicketsPerSecond.ToString("0.##") + "<i ticket>/s", true) {
+            ticketGroup.AddChild(new Paragraph(Anchor.AutoCenter, 1, p => GameImpl.Instance.Map.TicketsPerSecond.ToString("0,#.##") + "<i ticket>/s", true) {
                 PositionOffset = new Vector2(0, -8)
             });
             BigInteger lastTickets = 0;
@@ -461,7 +461,7 @@ namespace TouchyTickets {
                     return string.Empty;
                 var pos = map.SelectedPosition.Value;
                 var attraction = map.GetAttractionAt(pos);
-                return attraction.GetGenerationRate(map, pos).ToString("0.##") + "<i ticket>/s";
+                return attraction.GetGenerationRate(map, pos).ToString("0,#.##") + "<i ticket>/s";
             }, true));
         }