1 files changed, 5 insertions, 4 deletions
diff --git a/indra/llrender/lluiimage.h b/indra/llrender/lluiimage.h
index 7988243a89..7dde84f295 100644
--- a/indra/llrender/lluiimage.h
+++ b/indra/llrender/lluiimage.h
@@ -30,14 +30,15 @@
 #include "v4color.h"
 #include "llpointer.h"
 #include "llrefcount.h"
-#include "llrefcount.h"
 #include "llrect.h"
-#include <boost/function.hpp>
-#include <boost/signals2.hpp>
 #include "llinitparam.h"
 #include "lltexture.h"
 #include "llrender2dutils.h"
 
+#include <boost/signals2.hpp>
+
+#include <type_traits>
+
 extern const LLColor4 UI_VERTEX_COLOR;
 
 class LLUIImage : public LLRefCount
@@ -119,7 +120,7 @@ namespace LLInitParam
     class ParamValue<LLUIImage*>
     :   public CustomParamValue<LLUIImage*>
     {
-        typedef boost::add_reference<boost::add_const<LLUIImage*>::type>::type  T_const_ref;
+        typedef std::add_lvalue_reference<std::add_const<LLUIImage*>::type>::type  T_const_ref;
         typedef CustomParamValue<LLUIImage*> super_t;
     public:
         Optional<std::string> name;