diff --git a/OpenRA.Game/Settings.cs b/OpenRA.Game/Settings.cs
index 4fdd3aee30..2ac48affb0 100644
--- a/OpenRA.Game/Settings.cs
+++ b/OpenRA.Game/Settings.cs
@@ -171,7 +171,7 @@ namespace OpenRA
 		public float ViewportEdgeScrollStep = 10f;
 		public float UIScrollSpeed = 50f;
 		public int SelectionDeadzone = 24;
-		public int JoystickScrollDeadzone = 8;
+		public int MouseScrollDeadzone = 8;
 
 		public bool UseClassicMouseStyle = false;
 		public StatusBarsType StatusBars = StatusBarsType.Standard;
diff --git a/OpenRA.Mods.Common/Widgets/ViewportControllerWidget.cs b/OpenRA.Mods.Common/Widgets/ViewportControllerWidget.cs
index 73e8778a8a..565a56767a 100644
--- a/OpenRA.Mods.Common/Widgets/ViewportControllerWidget.cs
+++ b/OpenRA.Mods.Common/Widgets/ViewportControllerWidget.cs
@@ -35,6 +35,7 @@ namespace OpenRA.Mods.Common.Widgets
 		public int EdgeCornerScrollThreshold = 35;
 
 		int2? joystickScrollStart, joystickScrollEnd;
+		int2? standardScrollStart;
 		bool isStandardScrolling;
 
 		static readonly Dictionary<ScrollDirection, string> ScrollCursors = new Dictionary<ScrollDirection, string>
@@ -235,7 +236,7 @@ namespace OpenRA.Mods.Common.Widgets
 			get
 			{
 				return joystickScrollStart.HasValue && joystickScrollEnd.HasValue &&
-					(joystickScrollStart.Value - joystickScrollEnd.Value).Length > Game.Settings.Game.JoystickScrollDeadzone;
+					(joystickScrollStart.Value - joystickScrollEnd.Value).Length > Game.Settings.Game.MouseScrollDeadzone;
 			}
 		}
 
@@ -286,7 +287,10 @@ namespace OpenRA.Mods.Common.Widgets
 
 			if (scrollType == MouseScrollType.Standard || scrollType == MouseScrollType.Inverted)
 			{
-				if (mi.Event == MouseInputEvent.Move)
+				if (mi.Event == MouseInputEvent.Down && !isStandardScrolling)
+					standardScrollStart = mi.Location;
+				else if (mi.Event == MouseInputEvent.Move && (isStandardScrolling ||
+					(standardScrollStart.HasValue && ((standardScrollStart.Value - mi.Location).Length > Game.Settings.Game.MouseScrollDeadzone))))
 				{
 					isStandardScrolling = true;
 					var d = scrollType == MouseScrollType.Inverted ? -1 : 1;
@@ -297,6 +301,7 @@ namespace OpenRA.Mods.Common.Widgets
 				{
 					var wasStandardScrolling = isStandardScrolling;
 					isStandardScrolling = false;
+					standardScrollStart = null;
 
 					if (wasStandardScrolling)
 						return true;