diff --git a/spine-as3/spine-as3-example/lib/spine-as3.swc b/spine-as3/spine-as3-example/lib/spine-as3.swc
index ec7e3fb3c..29e0cccdd 100644
Binary files a/spine-as3/spine-as3-example/lib/spine-as3.swc and b/spine-as3/spine-as3-example/lib/spine-as3.swc differ
diff --git a/spine-as3/spine-as3/src/spine/animation/DeformTimeline.as b/spine-as3/spine-as3/src/spine/animation/DeformTimeline.as
index 26fe20894..03f653327 100644
--- a/spine-as3/spine-as3/src/spine/animation/DeformTimeline.as
+++ b/spine-as3/spine-as3/src/spine/animation/DeformTimeline.as
@@ -72,7 +72,7 @@ package spine.animation {
 			var frameVertices : Vector.<Vector.<Number>> = this.frameVertices;
 			var vertexCount : int = frameVertices[0].length;
 
-			if (verticesArray.length != vertexCount) alpha = 1; // Don't mix from uninitialized slot vertices.
+			if (verticesArray.length != vertexCount && !setupPose) alpha = 1; // Don't mix from uninitialized slot vertices.
 			verticesArray.length = vertexCount;
 			var vertices : Vector.<Number> = verticesArray;
 
diff --git a/spine-starling/spine-starling-example/lib/spine-as3.swc b/spine-starling/spine-starling-example/lib/spine-as3.swc
index ec7e3fb3c..29e0cccdd 100644
Binary files a/spine-starling/spine-starling-example/lib/spine-as3.swc and b/spine-starling/spine-starling-example/lib/spine-as3.swc differ
diff --git a/spine-starling/spine-starling/lib/spine-as3.swc b/spine-starling/spine-starling/lib/spine-as3.swc
index ec7e3fb3c..29e0cccdd 100644
Binary files a/spine-starling/spine-starling/lib/spine-as3.swc and b/spine-starling/spine-starling/lib/spine-as3.swc differ