diff --git a/src/plugins/qnx/blackberryconfigurationmanager.cpp b/src/plugins/qnx/blackberryconfigurationmanager.cpp
index 2895710e520..687b43fa6f5 100644
--- a/src/plugins/qnx/blackberryconfigurationmanager.cpp
+++ b/src/plugins/qnx/blackberryconfigurationmanager.cpp
@@ -258,6 +258,19 @@ void BlackBerryConfigurationManager::emitSettingsChanged()
     emit settingsChanged();
 }
 
+#ifdef WITH_TESTS
+void BlackBerryConfigurationManager::initUnitTest()
+{
+    foreach (BlackBerryApiLevelConfiguration *apiLevel, m_apiLevels)
+        removeApiLevel(apiLevel);
+
+    foreach (BlackBerryRuntimeConfiguration *runtime, m_runtimes)
+        removeRuntime(runtime);
+
+    m_defaultConfiguration = 0;
+}
+#endif
+
 void BlackBerryConfigurationManager::setKitsAutoDetectionSource()
 {
     foreach (Kit *kit, KitManager::kits()) {
diff --git a/src/plugins/qnx/blackberryconfigurationmanager.h b/src/plugins/qnx/blackberryconfigurationmanager.h
index 823bece6b08..c21fc087327 100644
--- a/src/plugins/qnx/blackberryconfigurationmanager.h
+++ b/src/plugins/qnx/blackberryconfigurationmanager.h
@@ -82,6 +82,10 @@ public:
 
     void emitSettingsChanged();
 
+#ifdef WITH_TESTS
+    void initUnitTest();
+#endif
+
 public slots:
     void loadSettings();
     void saveSettings();
diff --git a/src/plugins/qnx/qnxplugin.cpp b/src/plugins/qnx/qnxplugin.cpp
index 8e54c26a666..426d5f30c26 100644
--- a/src/plugins/qnx/qnxplugin.cpp
+++ b/src/plugins/qnx/qnxplugin.cpp
@@ -482,6 +482,7 @@ void QnxPlugin::testConfigurationManager_data()
 void QnxPlugin::testConfigurationManager()
 {
     BlackBerryConfigurationManager *manager = BlackBerryConfigurationManager::instance();
+    manager->initUnitTest();
 
     QCOMPARE(manager->apiLevels().count(), 0);
     QCOMPARE(manager->activeApiLevels().count(), 0);