diff --git a/spine-cocos2d-iphone/3.0/src/spine/SkeletonRenderer.m b/spine-cocos2d-iphone/3.0/src/spine/SkeletonRenderer.m
index 22bbb9244..47f0415f1 100755
--- a/spine-cocos2d-iphone/3.0/src/spine/SkeletonRenderer.m
+++ b/spine-cocos2d-iphone/3.0/src/spine/SkeletonRenderer.m
@@ -199,12 +199,18 @@ static const int quadTriangles[6] = {0, 1, 2, 2, 3, 0};
 				[self setBlendMode:[CCBlendMode blendModeWithOptions:@{CCBlendFuncSrcColor: @(_blendFunc.src),CCBlendFuncDstColor: @(slot->data->additiveBlending ? GL_ONE : _blendFunc.dst)}]];
 				additive = slot->data->additiveBlending;
 			}
-			color.a = _skeleton->a * slot->a * a * 255;
-			float multiplier = _premultipliedAlpha ? color.a : 255;
-			color.r = _skeleton->r * slot->r * r * multiplier;
-			color.g = _skeleton->g * slot->g * g * multiplier;
-			color.b = _skeleton->b * slot->b * b * multiplier;
-			self.texture = texture;
+			if (_premultipliedAlpha) {
+                a *= _skeleton->a * slot->a;
+                r *= _skeleton->r * slot->r * a;
+                g *= _skeleton->g * slot->g * a;
+                b *= _skeleton->b * slot->b * a;
+            } else {
+                a *= _skeleton->a * slot->a;
+                r *= _skeleton->r * slot->r;
+                g *= _skeleton->g * slot->g;
+                b *= _skeleton->b * slot->b;
+			}
+            self.texture = texture;
 			CGSize size = texture.contentSize;
 			GLKVector2 center = GLKVector2Make(size.width / 2.0, size.height / 2.0);
 			GLKVector2 extents = GLKVector2Make(size.width / 2.0, size.height / 2.0);
@@ -213,7 +219,7 @@ static const int quadTriangles[6] = {0, 1, 2, 2, 3, 0};
 				for (int i = 0; i * 2 < verticesCount; ++i) {
 					CCVertex vertex;
 					vertex.position = GLKVector4Make(worldVertices[i * 2], worldVertices[i * 2 + 1], 0.0, 1.0);
-					vertex.color = GLKVector4Make(color.r, color.g, color.b, color.a);
+					vertex.color = GLKVector4Make(r, g, b, a);
 					vertex.texCoord1 = GLKVector2Make(uvs[i * 2], 1 - uvs[i * 2 + 1]);
 					CCRenderBufferSetVertex(buffer, i, CCVertexApplyTransform(vertex, transform));
 				}