diff --git a/src/pcsc.hxx b/src/pcsc.hxx
index da92c2e..3ecb042 100644
--- a/src/pcsc.hxx
+++ b/src/pcsc.hxx
@@ -242,7 +242,7 @@ namespace pcsc {
             CRYPTOLOG("Disconnect Reader");
             _state = SCardDisconnect(_id, SCARD_RESET_CARD);
             if (!std::uncaught_exception())
-              _connection->check("disconnect smartcard");
+              _connection->check(_state, "disconnect smartcard");
           }
 
           //! Get reader status.