diff --git a/src/xmpp/adhoc_session.hpp b/src/xmpp/adhoc_session.hpp
index 0de8d13..f295253 100644
--- a/src/xmpp/adhoc_session.hpp
+++ b/src/xmpp/adhoc_session.hpp
@@ -66,11 +66,11 @@ private:
    * the first step of a command. Only that JID must be allowed to access
    * this session.
    */
-  const std::string& owner_jid;
+  const std::string owner_jid;
   /**
    * The 'to' attribute in the request stanza.  This is the target of the current session.
    */
-  const std::string& to_jid;
+  const std::string to_jid;
   /**
    * The current step we are at. It starts at zero. It is used to index the
    * associated AdhocCommand::callbacks vector.