diff --git a/spine-csharp/src/Animation.cs b/spine-csharp/src/Animation.cs
index 1caa810c7..0cb0a4eaf 100644
--- a/spine-csharp/src/Animation.cs
+++ b/spine-csharp/src/Animation.cs
@@ -443,7 +443,7 @@ namespace Spine {
 			} else if (lastTime > time) //
 				lastTime = -1;
 
-			int frameIndex = time >= frames[frames.Length - 1] ? frames.Length - 1 : Animation.binarySearch(frames, time) - 1;
+			int frameIndex = (time >= frames[frames.Length - 1] ? frames.Length : Animation.binarySearch(frames, time)) - 1;
 			if (frames[frameIndex] < lastTime) return;
 
 			String attachmentName = attachmentNames[frameIndex];
diff --git a/spine-csharp/src/SkeletonJson.cs b/spine-csharp/src/SkeletonJson.cs
index 77baa063b..77b3d7350 100644
--- a/spine-csharp/src/SkeletonJson.cs
+++ b/spine-csharp/src/SkeletonJson.cs
@@ -98,7 +98,7 @@ namespace Spine {
 				skeletonData.width = GetFloat(skeletonMap, "width", 0);
 				skeletonData.height = GetFloat(skeletonMap, "height", 0);
 			}
-			
+
 			// Bones.
 			foreach (Dictionary<String, Object> boneMap in (List<Object>)root["bones"]) {
 				BoneData parent = null;
diff --git a/spine-js/spine.js b/spine-js/spine.js
index 6cc4d04ec..79a971d53 100644
--- a/spine-js/spine.js
+++ b/spine-js/spine.js
@@ -147,8 +147,8 @@ spine.Bone.prototype = {
 			m11 = -m11;
 		}
 		var invDet = 1 / (m00 * m11 - m01 * m10);
-		world[0] = (dx * m00 * invDet - dy * m01 * invDet);
-		world[1] = (dy * m11 * invDet - dx * m10 * invDet);
+		world[0] = dx * m00 * invDet - dy * m01 * invDet;
+		world[1] = dy * m11 * invDet - dx * m10 * invDet;
 	},
 	localToWorld: function (local) {
 		var localX = local[0], localY = local[1];