Made OpenGL profile value officially a bitmask.
diff --git a/include/GL/glfw3.h b/include/GL/glfw3.h
index ceec0f6..d645e9f 100644
--- a/include/GL/glfw3.h
+++ b/include/GL/glfw3.h
@@ -335,10 +335,10 @@
 #define GLFW_OPENGL_DEBUG_CONTEXT 0x00020016
 #define GLFW_OPENGL_PROFILE       0x00020017
 
-/* GLFW_OPENGL_PROFILE tokens */
-#define GLFW_OPENGL_CORE_PROFILE  0x00050001
-#define GLFW_OPENGL_COMPAT_PROFILE 0x00050002
-#define GLFW_OPENGL_ES2_PROFILE   0x00050004
+/* GLFW_OPENGL_PROFILE bit tokens */
+#define GLFW_OPENGL_CORE_PROFILE  0x00000001
+#define GLFW_OPENGL_COMPAT_PROFILE 0x00000002
+#define GLFW_OPENGL_ES2_PROFILE   0x00000004
 
 /* glfwEnable/glfwDisable tokens */
 #define GLFW_MOUSE_CURSOR         0x00030001