diff --git a/Distance_3/include/CGAL/Distance_3/internal/squared_distance_utils_3.h b/Distance_3/include/CGAL/Distance_3/internal/squared_distance_utils_3.h
index 68842130254..d4489a0b15b 100644
--- a/Distance_3/include/CGAL/Distance_3/internal/squared_distance_utils_3.h
+++ b/Distance_3/include/CGAL/Distance_3/internal/squared_distance_utils_3.h
@@ -21,9 +21,10 @@
 #include <CGAL/enum.h>
 #include <CGAL/number_utils.h>
 #include <CGAL/Rational_traits.h>
-#include <type_traits>
 #include <CGAL/wmult.h>
 
+#include <type_traits>
+
 namespace CGAL {
 namespace internal {