diff --git a/away3d/core/managers/RTTBufferManager.hx b/away3d/core/managers/RTTBufferManager.hx
index 83c7b430..09e69181 100644
--- a/away3d/core/managers/RTTBufferManager.hx
+++ b/away3d/core/managers/RTTBufferManager.hx
@@ -212,7 +212,8 @@ class RTTBufferManager extends EventDispatcher
 		
 		if (_indexBuffer == null) {
 			_indexBuffer = _stage3DProxy.createIndexBuffer(6);
-			var v:Vector<UInt> = Vector.ofArray([2, 1, 0, 3, 2, 0]);
+			var a:Array<UInt> = [2, 1, 0, 3, 2, 0];
+			var v:Vector<UInt> = Vector.ofArray(a);
 			_indexBuffer.uploadFromVector(v, 0, 6);
 		}
 		
diff --git a/away3d/core/render/BackgroundImageRenderer.hx b/away3d/core/render/BackgroundImageRenderer.hx
index ef4806e4..10cdc636 100644
--- a/away3d/core/render/BackgroundImageRenderer.hx
+++ b/away3d/core/render/BackgroundImageRenderer.hx
@@ -116,7 +116,8 @@ class BackgroundImageRenderer
 		_vertexBuffer = _stage3DProxy.createVertexBuffer(4, 4);
 		_program3d = context.createProgram();
 		_indexBuffer = _stage3DProxy.createIndexBuffer(6);
-		var v:Vector<UInt> = Vector.ofArray([ 2, 1, 0, 3, 2, 0 ]);
+		var a:Array<UInt> = [ 2, 1, 0, 3, 2, 0 ];
+		var v:Vector<UInt> = Vector.ofArray(a);
 		_indexBuffer.uploadFromVector(v, 0, 6);
 		_program3d.upload(new AGALMiniAssembler(Debug.active).assemble(Context3DProgramType.VERTEX, getVertexCode()),
 			new AGALMiniAssembler(Debug.active).assemble(Context3DProgramType.FRAGMENT, getFragmentCode())