1 files changed, 1 insertions, 0 deletions
diff --git a/vm.h b/vm.h
index 0a5b5fb4..ae28213b 100644
--- a/vm.h
+++ b/vm.h
@@ -25,6 +25,7 @@ along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <fstream>
 #include <cstdint>
+#include <boost/asio.hpp>
 #include <boost/test/unit_test.hpp>
 #include <json_spirit/json_spirit.h>
 #include <libdevcore/Log.h>