diff --git a/src/WorldStage.as b/src/WorldStage.as
index 1613208..ca1c400 100644
--- a/src/WorldStage.as
+++ b/src/WorldStage.as
@@ -269,14 +269,14 @@ package
 				{
 					if (sidebar.fScrollable && sidebar.collidePoint(sidebar.x, sidebar.y, Input.mouseX, Input.mouseY))
 					{
-						sidebar.MoveSidebar(Input.mouseWheelDelta * 5);
+						sidebar.MoveSidebar(Input.mouseWheelDelta * 16);
 						fSidebarScrolled = true;
 						break;
 					}
 				}
 				if (!fSidebarScrolled) // otherwise adjust zoom
 				{
-					var zoomNew: Number = zoom + (Input.mouseWheelDelta / 100);
+					var zoomNew: Number = zoom + ((Input.mouseWheelDelta / 100) * zoom);
 					if (zoomNew <= 0)
 						zoomNew = 0.01;
 					// keep the point under the mouse cursor in the same place
diff --git a/todo.txt b/todo.txt
index e039001..0aebfc1 100644
--- a/todo.txt
+++ b/todo.txt
@@ -1,8 +1,10 @@
-- fix scrollwheel sensitivity
-
 - decide on a license
+- create a readme
+- push to github
+
 - finalize "library" notion
 - text objects
+- UI refactoring?
 
 - tilemap
 - layers
@@ -12,3 +14,4 @@ DONE:
 - panning
 - zoom to 100% (magnifying glass icon?)
 - show 0,0, maybe some other griddy options
+- fix scrollwheel sensitivity