diff --git a/utils/wxprop/src/prop.cpp b/utils/wxprop/src/prop.cpp
index 933f38a56c..0746f05a7b 100644
--- a/utils/wxprop/src/prop.cpp
+++ b/utils/wxprop/src/prop.cpp
@@ -29,11 +29,15 @@
 #include <math.h>
 #include <string.h>
 
+#if wxUSE_IOSTREAMH
 #if defined(__WXMSW__) && !defined(__GNUWIN32__)
 #include <strstrea.h>
 #else
 #include <strstream.h>
 #endif
+#else
+#include <strstream>
+#endif
 
 #include "wx/window.h"
 #include "wx/utils.h"
diff --git a/utils/wxprop/src/propform.cpp b/utils/wxprop/src/propform.cpp
index d05b3f15be..e0fc064ba1 100644
--- a/utils/wxprop/src/propform.cpp
+++ b/utils/wxprop/src/propform.cpp
@@ -29,11 +29,15 @@
 #include <math.h>
 #include <string.h>
 
+#if wxUSE_IOSTREAMH
 #if defined(__WXMSW__) && !defined(__GNUWIN32__)
 #include <strstrea.h>
 #else
 #include <strstream.h>
 #endif
+#else
+#include <strstream>
+#endif
 
 #include "wx/window.h"
 #include "wx/utils.h"
diff --git a/utils/wxprop/src/proplist.cpp b/utils/wxprop/src/proplist.cpp
index 5f3cd18978..d95005262a 100644
--- a/utils/wxprop/src/proplist.cpp
+++ b/utils/wxprop/src/proplist.cpp
@@ -29,11 +29,15 @@
 #include <math.h>
 #include <string.h>
 
+#if wxUSE_IOSTREAMH
 #if defined(__WXMSW__) && !defined(__GNUWIN32__)
 #include <strstrea.h>
 #else
 #include <strstream.h>
 #endif
+#else
+#include <strstream>
+#endif
 
 #include "wx/window.h"
 #include "wx/utils.h"