diff --git a/Control/CxxUtils/CxxUtils/vec.h b/Control/CxxUtils/CxxUtils/vec.h
index 42cb377e86db1d535b39a6ce91729187bc50b495..e41ba8962776062fb675691cca97b8ef3d7548e1 100644
--- a/Control/CxxUtils/CxxUtils/vec.h
+++ b/Control/CxxUtils/CxxUtils/vec.h
@@ -163,7 +163,7 @@ struct vec_typedef {
 #if HAVE_VECTOR_SIZE_ATTRIBUTE
   using type __attribute__((vector_size(N * sizeof(T)))) = T;
 #else
-  using type vec_fb<T, N>;
+  using type = vec_fb<T, N>;
 #endif
 };