diff --git a/Source/FreeImage/MultiPage.cpp b/Source/FreeImage/MultiPage.cpp
index 4f2605188..8af384aff 100644
--- a/Source/FreeImage/MultiPage.cpp
+++ b/Source/FreeImage/MultiPage.cpp
@@ -31,6 +31,8 @@
 #pragma warning (disable : 4786) // identifier was truncated to 'number' characters
 #endif
 
+#include <memory>
+
 #include "CacheFile.h"
 #include "FreeImageIO.h"
 #include "Plugin.h"
@@ -271,8 +273,8 @@ FreeImage_OpenMultiBitmap(FREE_IMAGE_FORMAT fif, const char *filename, BOOL crea
 					}
 				}
 
-				std::auto_ptr<FIMULTIBITMAP> bitmap (new FIMULTIBITMAP);
-				std::auto_ptr<MULTIBITMAPHEADER> header (new MULTIBITMAPHEADER);
+				std::unique_ptr<FIMULTIBITMAP> bitmap (new FIMULTIBITMAP);
+				std::unique_ptr<MULTIBITMAPHEADER> header (new MULTIBITMAPHEADER);
 				header->m_filename = filename;
 				// io is default
 				header->node = node;
@@ -337,8 +339,8 @@ FreeImage_OpenMultiBitmapFromHandle(FREE_IMAGE_FORMAT fif, FreeImageIO *io, fi_h
 				PluginNode *node = list->FindNodeFromFIF(fif);
 			
 				if (node) {
-					std::auto_ptr<FIMULTIBITMAP> bitmap (new FIMULTIBITMAP);
-					std::auto_ptr<MULTIBITMAPHEADER> header (new MULTIBITMAPHEADER);
+					std::unique_ptr<FIMULTIBITMAP> bitmap (new FIMULTIBITMAP);
+					std::unique_ptr<MULTIBITMAPHEADER> header (new MULTIBITMAPHEADER);
 					header->io = *io;
 					header->node = node;
 					header->fif = fif;