diff --git a/Modules/Numerics/Statistics/include/itkImageToHistogramFilter.h b/Modules/Numerics/Statistics/include/itkImageToHistogramFilter.h
index f24c40d6a64..5c1c3fc3681 100644
--- a/Modules/Numerics/Statistics/include/itkImageToHistogramFilter.h
+++ b/Modules/Numerics/Statistics/include/itkImageToHistogramFilter.h
@@ -18,6 +18,8 @@
 #ifndef itkImageToHistogramFilter_h
 #define itkImageToHistogramFilter_h
 
+#include <mutex>
+
 #include "itkHistogram.h"
 #include "itkImageTransformer.h"
 #include "itkSimpleDataObjectDecorator.h"