diff --git a/glm/core/type_vec4.hpp b/glm/core/type_vec4.hpp
index e773c8d0..9deca8a4 100644
--- a/glm/core/type_vec4.hpp
+++ b/glm/core/type_vec4.hpp
@@ -37,7 +37,7 @@ namespace glm{
 namespace detail
 {
 	template <typename T, precision P>
-	struct __declspec(align(16)) tvec4
+	struct tvec4
 	{
 		enum ctor{_null};