diff --git a/include/ck/utility/magic_division.hpp b/include/ck/utility/magic_division.hpp
index edef4a1257..fc5274f244 100644
--- a/include/ck/utility/magic_division.hpp
+++ b/include/ck/utility/magic_division.hpp
@@ -4,6 +4,7 @@
 #pragma once
 
 #include "ck/ck.hpp"
+#include "data_type.hpp"
 #include "integral_constant.hpp"
 #include "number.hpp"
 #include "type.hpp"