diff --git a/src/plugins/bearer/corewlan/qcorewlanengine.mm b/src/plugins/bearer/corewlan/qcorewlanengine.mm
index 2d8b9be092..554ad26e51 100644
--- a/src/plugins/bearer/corewlan/qcorewlanengine.mm
+++ b/src/plugins/bearer/corewlan/qcorewlanengine.mm
@@ -419,6 +419,8 @@ QCoreWlanEngine::QCoreWlanEngine(QObject *parent)
 
 QCoreWlanEngine::~QCoreWlanEngine()
 {
+    scanThread->wait(5000);
+
     while (!foundConfigurations.isEmpty())
         delete foundConfigurations.takeFirst();
     [listener remove];
diff --git a/src/plugins/bearer/corewlan/qcorewlanengine_10_6.mm b/src/plugins/bearer/corewlan/qcorewlanengine_10_6.mm
index 057aec5487..ba1cf33258 100644
--- a/src/plugins/bearer/corewlan/qcorewlanengine_10_6.mm
+++ b/src/plugins/bearer/corewlan/qcorewlanengine_10_6.mm
@@ -404,6 +404,8 @@ QCoreWlanEngine::QCoreWlanEngine(QObject *parent)
 
 QCoreWlanEngine::~QCoreWlanEngine()
 {
+    scanThread->wait(5000);
+
     while (!foundConfigurations.isEmpty())
         delete foundConfigurations.takeFirst();
     [listener remove];