diff --git a/source/ModchartState.hx b/source/ModchartState.hx
index f3726ee..dba3160 100644
--- a/source/ModchartState.hx
+++ b/source/ModchartState.hx
@@ -523,11 +523,11 @@ class ModchartState
 					FlxTween.tween(getActorByName(id), {angle: toAngle}, time, {ease: FlxEase.cubeIn, onComplete: function(flxTween:FlxTween) { if (onComplete != '' && onComplete != null) {callLua(onComplete,[id]);}}});
 				});
 	
-				Lua_helper.add_callback(lua,"tweenFadeIn", function(id:String, toAlpha:Int, time:Float, onComplete:String) {
+				Lua_helper.add_callback(lua,"tweenFadeIn", function(id:String, toAlpha:Float, time:Float, onComplete:String) {
 					FlxTween.tween(getActorByName(id), {alpha: toAlpha}, time, {ease: FlxEase.circIn, onComplete: function(flxTween:FlxTween) { if (onComplete != '' && onComplete != null) {callLua(onComplete,[id]);}}});
 				});
 	
-				Lua_helper.add_callback(lua,"tweenFadeOut", function(id:String, toAlpha:Int, time:Float, onComplete:String) {
+				Lua_helper.add_callback(lua,"tweenFadeOut", function(id:String, toAlpha:Float, time:Float, onComplete:String) {
 					FlxTween.tween(getActorByName(id), {alpha: toAlpha}, time, {ease: FlxEase.circOut, onComplete: function(flxTween:FlxTween) { if (onComplete != '' && onComplete != null) {callLua(onComplete,[id]);}}});
 				});
 
@@ -601,4 +601,4 @@ class ModchartState
         return new ModchartState();
     }
 }
-#end
\ No newline at end of file
+#end