diff --git a/c++/test/dsets.cpp b/c++/test/dsets.cpp
index 38357b741d..b80a500bcb 100644
--- a/c++/test/dsets.cpp
+++ b/c++/test/dsets.cpp
@@ -18,9 +18,10 @@
 *
 *************************************************************/
 
+#include <iostream>
+#include "H5Cpp.h"
 #include "h5test.h"
 #include "testhdf5.h"
-#include "H5Cpp.h"
 
 #ifndef H5_NO_NAMESPACE
 using namespace H5;