diff --git a/Libs/DICOM/Core/ctkDICOMDisplayedFieldGeneratorRadiotherapySeriesDescriptionRule.h b/Libs/DICOM/Core/ctkDICOMDisplayedFieldGeneratorRadiotherapySeriesDescriptionRule.h
index f5099512a1..e8e6a35453 100644
--- a/Libs/DICOM/Core/ctkDICOMDisplayedFieldGeneratorRadiotherapySeriesDescriptionRule.h
+++ b/Libs/DICOM/Core/ctkDICOMDisplayedFieldGeneratorRadiotherapySeriesDescriptionRule.h
@@ -22,7 +22,7 @@
 #define __ctkDICOMDisplayedFieldGeneratorRadiotherapySeriesDescriptionRule_h
 
 // Qt includes
-#include <QCoreApplication.h>
+#include <QCoreApplication>
 #include <QStringList>
 
 #include "ctkDICOMDisplayedFieldGeneratorAbstractRule.h"
diff --git a/Libs/DICOM/Core/ctkDICOMItem.h b/Libs/DICOM/Core/ctkDICOMItem.h
index 1edf9ae553..f15c01beb1 100644
--- a/Libs/DICOM/Core/ctkDICOMItem.h
+++ b/Libs/DICOM/Core/ctkDICOMItem.h
@@ -27,7 +27,7 @@
 
 #include <dcmtk/dcmdata/dcdatset.h> // DCMTK DcmDataset
 
-#include <QCoreApplication.h>
+#include <QCoreApplication>
 #include <QtCore>
 
 class DcmDataDictionary;