# Calculate format=diff
diff --git a/ufraw_exiv2.cc b/ufraw_exiv2.cc
index f03011b..63744df 100644
--- a/ufraw_exiv2.cc
+++ b/ufraw_exiv2.cc
@@ -13,6 +13,7 @@
  */
 
 #include "ufraw.h"
+#include <iostream>
 
 #ifdef HAVE_EXIV2
 #include <exiv2/image.hpp>
