diff --git a/kio/bookmarks/kbookmarkmanager.cc b/kio/bookmarks/kbookmarkmanager.cc
index 9086fd2..b73ba1e 100644
--- a/kio/bookmarks/kbookmarkmanager.cc
+++ b/kio/bookmarks/kbookmarkmanager.cc
@@ -50,7 +50,10 @@ class KBookmarkManagerList : public QList<KBookmarkManager *>
 {
 public:
     ~KBookmarkManagerList() {
-        qDeleteAll( begin() , end() ); // auto-delete functionality
+        iterator itEnd = end();
+        for(iterator it = begin(); it != itEnd; ++it)
+            (*it)->deleteLater();
+        clear();
     }
 
     QReadWriteLock lock;
diff --git a/kio/kio/fileundomanager.cpp b/kio/kio/fileundomanager.cpp
index ca1cbbb..a7a7317 100644
--- a/kio/kio/fileundomanager.cpp
+++ b/kio/kio/fileundomanager.cpp
@@ -239,7 +239,7 @@ FileUndoManager::FileUndoManager()
 
 FileUndoManager::~FileUndoManager()
 {
-    delete d;
+    d->deleteLater();
 }
 
 void FileUndoManager::recordJob(CommandType op, const KUrl::List &src, const KUrl &dst, KIO::Job *job)
diff --git a/kio/kio/scheduler.cpp b/kio/kio/scheduler.cpp
index d5fab85..d884cae 100644
--- a/kio/kio/scheduler.cpp
+++ b/kio/kio/scheduler.cpp
@@ -664,7 +664,7 @@ public:
 
     ~SchedulerPrivate()
     {
-        delete q;
+        q->deleteLater();
         q = 0;
         Q_FOREACH (ProtoQueue *p, m_protocols) {
             Q_FOREACH (Slave *slave, p->allSlaves()) {