diff --git a/src/osgPlugins/dicom/ReaderWriterDICOM.cpp b/src/osgPlugins/dicom/ReaderWriterDICOM.cpp
index 9e76bc441..5d0a1ce45 100644
--- a/src/osgPlugins/dicom/ReaderWriterDICOM.cpp
+++ b/src/osgPlugins/dicom/ReaderWriterDICOM.cpp
@@ -39,6 +39,8 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include <memory>
+
 class ReaderWriterDICOM : public osgDB::ReaderWriter
 {
     public: