missing include

hope it's the only one

diff --git a/src/surf/PropertyHolder.hpp b/src/surf/PropertyHolder.hpp
index 7c07fcd..0dfe679 100644 (file)
--- a/src/surf/PropertyHolder.hpp
+++ b/src/surf/PropertyHolder.hpp
@@ -6,6 +6,7 @@
 #ifndef SRC_SURF_PROPERTYHOLDER_HPP_
 #define SRC_SURF_PROPERTYHOLDER_HPP_
 #include <map>
+#include <string>
 
 namespace simgrid {
 namespace surf {