diff --git a/src/gui/game/GameView.cpp b/src/gui/game/GameView.cpp
index 6d2f6a0ddf..924ac99b5c 100644
--- a/src/gui/game/GameView.cpp
+++ b/src/gui/game/GameView.cpp
@@ -1641,7 +1641,10 @@ void GameView::OnTick(float dt)
 		}
 		else if (windTool && drawMode == DrawLine)
 		{
-			c->DrawLine(toolIndex, c->PointTranslate(drawPoint1), lineSnapCoords(c->PointTranslate(drawPoint1), currentMouse));
+			ui::Point drawPoint2 = currentMouse;
+			if (altBehaviour)
+				drawPoint2 = lineSnapCoords(c->PointTranslate(drawPoint1), currentMouse);
+			c->DrawLine(toolIndex, c->PointTranslate(drawPoint1), drawPoint2);
 		}
 	}