diff --git a/src/kernel/qthread_unix.cpp b/src/kernel/qthread_unix.cpp
index 6a6f81b7..be67e002 100644
--- a/src/kernel/qthread_unix.cpp
+++ b/src/kernel/qthread_unix.cpp
@@ -483,7 +483,7 @@ bool TQThread::wait( unsigned long time )
 {
     TQMutexLocker locker( d->mutex() );
 
-    if ( d->thread_id == pthread_self() ) {
+    if ( pthread_equal( d->thread_id, pthread_self() ) ) {
 #ifdef QT_CHECK_STATE
 	tqWarning( "TQThread::wait: thread tried to wait on itself" );
 #endif // QT_CHECK_STATE