diff --git a/triqs/utility/typeid_name.hpp b/triqs/utility/typeid_name.hpp
index afd33360..3f8bdea2 100644
--- a/triqs/utility/typeid_name.hpp
+++ b/triqs/utility/typeid_name.hpp
@@ -21,6 +21,7 @@
  ******************************************************************************/
 #pragma once
 #include <string>
+#include <typeinfo>
 
 namespace triqs { namespace utility {