diff --git a/indra/test/llevents_tut.cpp b/indra/test/llevents_tut.cpp
index a9114075fc..bf96e50eb2 100755
--- a/indra/test/llevents_tut.cpp
+++ b/indra/test/llevents_tut.cpp
@@ -48,10 +48,10 @@
 #include <boost/shared_ptr.hpp>
 #include <boost/assign/list_of.hpp>
 // other Linden headers
-#include "lltut.h"
 #include "catch_and_store_what_in.h"
 #include "stringize.h"
 #include "tests/listener.h"
+#include "lltut.h" // <FS:Cron> this header has to come AFTER listener.h because clang wants operator<< overloads declared BEFORE the template that uses them. </FS:Cron>
 
 using boost::assign::list_of;
 
diff --git a/indra/test/llsd_new_tut.cpp b/indra/test/llsd_new_tut.cpp
index dc886a3693..954fe25cc5 100755
--- a/indra/test/llsd_new_tut.cpp
+++ b/indra/test/llsd_new_tut.cpp
@@ -26,9 +26,9 @@
  */
 
 #define LLSD_DEBUG_INFO
-#include <tut/tut.hpp>
 #include "linden_common.h"
 #include "lltut.h"
+#include <tut/tut.hpp> // <FS:Cron> this header has to come AFTER lltut.h because clang wants operator<< overloads declared BEFORE the template that uses them. </FS:Cron>
 
 #include "llsdtraits.h"
 #include "llstring.h"