diff --git a/src/servers/Server_Common/Database/PreparedStatement.cpp b/src/servers/Server_Common/Database/PreparedStatement.cpp
index 87f8c411..75aa8dca 100644
--- a/src/servers/Server_Common/Database/PreparedStatement.cpp
+++ b/src/servers/Server_Common/Database/PreparedStatement.cpp
@@ -5,6 +5,7 @@
 #include <boost/variant.hpp>
 #include <boost/scoped_array.hpp>
 #include <errmsg.h>
+#include <string.h>
 
 static const unsigned int MAX_SEND_LONGDATA_BUFFER = 1 << 18; //1<<18=256k (for istream)
 static const unsigned int MAX_SEND_LONGDATA_CHUNK =  1 << 18; //1<<19=512k (for string)