diff --git a/src/myx/qt/posix_signal_watcher.cpp b/src/myx/qt/posix_signal_watcher.cpp
index 4d5cc7d..91d2a1a 100644
--- a/src/myx/qt/posix_signal_watcher.cpp
+++ b/src/myx/qt/posix_signal_watcher.cpp
@@ -37,7 +37,7 @@ PosixSignalWatcherPrivate::PosixSignalWatcherPrivate( PosixSignalWatcher* q ) :
 		Q_Q( PosixSignalWatcher );
 
 		int signal = 0;
-		Q_UNUSED( !::read( sockfd, &signal, sizeof( signal ) ) );
+		(void)::read( sockfd, &signal, sizeof( signal ) );
 		qDebug() << "Caught signal: " << ::strsignal( signal );
 		Q_EMIT q->posixSignal( signal );
 	} );
@@ -86,7 +86,7 @@ MYXLIB_INLINE void PosixSignalWatcherPrivate::watchForSignal( int signal )
  */
 MYXLIB_INLINE void PosixSignalWatcherPrivate::signalHandler( int signal )
 {
-	Q_UNUSED( !::write( mSockpair[0], &signal, sizeof( signal ) ) );
+	(void)::write( mSockpair[0], &signal, sizeof( signal ) );
 }