diff --git a/Libs/DICOM/Core/ctkDICOMInserterWorker_p.h b/Libs/DICOM/Core/ctkDICOMInserterWorker_p.h
index 9b1c138298..bab96ff9cf 100644
--- a/Libs/DICOM/Core/ctkDICOMInserterWorker_p.h
+++ b/Libs/DICOM/Core/ctkDICOMInserterWorker_p.h
@@ -39,7 +39,7 @@ class ctkDICOMInserterWorkerPrivate : public QObject
 
 public:
   ctkDICOMInserterWorkerPrivate(ctkDICOMInserterWorker* object);
-  ~ctkDICOMInserterWorkerPrivate();
+  virtual ~ctkDICOMInserterWorkerPrivate();
 
   QSharedPointer<ctkDICOMInserter> Inserter;
 };
diff --git a/Libs/DICOM/Core/ctkDICOMQueryJob_p.h b/Libs/DICOM/Core/ctkDICOMQueryJob_p.h
index 60178c0ebd..3d9a60a8fb 100644
--- a/Libs/DICOM/Core/ctkDICOMQueryJob_p.h
+++ b/Libs/DICOM/Core/ctkDICOMQueryJob_p.h
@@ -38,7 +38,7 @@ class ctkDICOMQueryJobPrivate : public QObject
 
 public:
   ctkDICOMQueryJobPrivate(ctkDICOMQueryJob* object);
-  ~ctkDICOMQueryJobPrivate();
+  virtual ~ctkDICOMQueryJobPrivate();
 
   QSharedPointer<ctkDICOMServer> Server;
   QMap<QString, QVariant> Filters;
diff --git a/Libs/DICOM/Core/ctkDICOMQueryWorker_p.h b/Libs/DICOM/Core/ctkDICOMQueryWorker_p.h
index 146a7c3a8b..f11830fe3a 100644
--- a/Libs/DICOM/Core/ctkDICOMQueryWorker_p.h
+++ b/Libs/DICOM/Core/ctkDICOMQueryWorker_p.h
@@ -39,7 +39,7 @@ class ctkDICOMQueryWorkerPrivate : public QObject
 
 public:
   ctkDICOMQueryWorkerPrivate(ctkDICOMQueryWorker* object);
-  ~ctkDICOMQueryWorkerPrivate();
+  virtual ~ctkDICOMQueryWorkerPrivate();
 
   void setQueryParameters();
 
diff --git a/Libs/DICOM/Core/ctkDICOMRetrieveJob_p.h b/Libs/DICOM/Core/ctkDICOMRetrieveJob_p.h
index 58351b5a2e..7a3b91b732 100644
--- a/Libs/DICOM/Core/ctkDICOMRetrieveJob_p.h
+++ b/Libs/DICOM/Core/ctkDICOMRetrieveJob_p.h
@@ -38,7 +38,7 @@ class ctkDICOMRetrieveJobPrivate : public QObject
 
 public:
   ctkDICOMRetrieveJobPrivate(ctkDICOMRetrieveJob* object);
-  ~ctkDICOMRetrieveJobPrivate();
+  virtual ~ctkDICOMRetrieveJobPrivate();
 
   QSharedPointer<ctkDICOMServer> Server;
 };
diff --git a/Libs/DICOM/Core/ctkDICOMRetrieveWorker_p.h b/Libs/DICOM/Core/ctkDICOMRetrieveWorker_p.h
index a124dc5967..9f1c5ca0b9 100644
--- a/Libs/DICOM/Core/ctkDICOMRetrieveWorker_p.h
+++ b/Libs/DICOM/Core/ctkDICOMRetrieveWorker_p.h
@@ -39,7 +39,7 @@ class ctkDICOMRetrieveWorkerPrivate : public QObject
 
 public:
   ctkDICOMRetrieveWorkerPrivate(ctkDICOMRetrieveWorker* object);
-  ~ctkDICOMRetrieveWorkerPrivate();
+  virtual ~ctkDICOMRetrieveWorkerPrivate();
 
   void setRetrieveParameters();
 
diff --git a/Libs/DICOM/Core/ctkDICOMScheduler_p.h b/Libs/DICOM/Core/ctkDICOMScheduler_p.h
index bcdcfc9af7..5142306bd6 100644
--- a/Libs/DICOM/Core/ctkDICOMScheduler_p.h
+++ b/Libs/DICOM/Core/ctkDICOMScheduler_p.h
@@ -48,7 +48,7 @@ class ctkDICOMSchedulerPrivate : public QObject
 
 public:
   ctkDICOMSchedulerPrivate(ctkDICOMScheduler& obj);
-  ~ctkDICOMSchedulerPrivate();
+  virtual ~ctkDICOMSchedulerPrivate();
 
   int getSameTypeJobsInThreadPoolQueueOrRunning(QSharedPointer<ctkDICOMJob> job);
   void insertJob(QSharedPointer<ctkDICOMJob> job);
diff --git a/Libs/DICOM/Core/ctkDICOMStorageListenerJob_p.h b/Libs/DICOM/Core/ctkDICOMStorageListenerJob_p.h
index 4e4513fa37..00edd4512b 100644
--- a/Libs/DICOM/Core/ctkDICOMStorageListenerJob_p.h
+++ b/Libs/DICOM/Core/ctkDICOMStorageListenerJob_p.h
@@ -38,7 +38,7 @@ class ctkDICOMStorageListenerJobPrivate : public QObject
 
 public:
   ctkDICOMStorageListenerJobPrivate(ctkDICOMStorageListenerJob* object);
-  ~ctkDICOMStorageListenerJobPrivate();
+  virtual ~ctkDICOMStorageListenerJobPrivate();
 
   QString AETitle;
   int Port;
diff --git a/Libs/DICOM/Core/ctkDICOMStorageListenerWorker_p.h b/Libs/DICOM/Core/ctkDICOMStorageListenerWorker_p.h
index 6dea97c5e9..e15daaf4c7 100644
--- a/Libs/DICOM/Core/ctkDICOMStorageListenerWorker_p.h
+++ b/Libs/DICOM/Core/ctkDICOMStorageListenerWorker_p.h
@@ -39,7 +39,7 @@ class ctkDICOMStorageListenerWorkerPrivate : public QObject
 
 public:
   ctkDICOMStorageListenerWorkerPrivate(ctkDICOMStorageListenerWorker* object);
-  ~ctkDICOMStorageListenerWorkerPrivate();
+  virtual ~ctkDICOMStorageListenerWorkerPrivate();
 
   void init();
   void setStorageListenerParameters();