diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ed6cc490..5d63415e6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,6 +23,10 @@ else()
 endif()
 
 if((${SPINE_SFML}) OR (${CMAKE_CURRENT_BINARY_DIR} MATCHES "spine-sfml"))
+	if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+		set(CMAKE_OSX_ARCHITECTURES x86_64)
+		set(ONLY_ACTIVE_ARCH NO)
+	endif()
 	add_subdirectory(spine-c)
 	add_subdirectory(spine-sfml/c)
 	add_subdirectory(spine-cpp)
diff --git a/spine-cpp/spine-cpp/src/spine/SkeletonBinary.cpp b/spine-cpp/spine-cpp/src/spine/SkeletonBinary.cpp
index e5a5fe32e..f484ea03c 100644
--- a/spine-cpp/spine-cpp/src/spine/SkeletonBinary.cpp
+++ b/spine-cpp/spine-cpp/src/spine/SkeletonBinary.cpp
@@ -169,10 +169,10 @@ SkeletonData *SkeletonBinary::readSkeletonData(const unsigned char *binary, cons
 		SlotData *slotData = new (__FILE__, __LINE__) SlotData(i, String(slotName, true), *boneData);
 
 		readColor(input, slotData->getColor());
+        unsigned char a = readByte(input);
 		unsigned char r = readByte(input);
 		unsigned char g = readByte(input);
 		unsigned char b = readByte(input);
-		unsigned char a = readByte(input);
 		if (!(r == 0xff && g == 0xff && b == 0xff && a == 0xff)) {
 			slotData->getDarkColor().set(r / 255.0f, g / 255.0f, b / 255.0f, 1);
 			slotData->setHasDarkColor(true);