diff --git a/src/osgPlugins/hdr/hdrwriter.cpp b/src/osgPlugins/hdr/hdrwriter.cpp
index 96652adeb..14fa04e5b 100644
--- a/src/osgPlugins/hdr/hdrwriter.cpp
+++ b/src/osgPlugins/hdr/hdrwriter.cpp
@@ -31,7 +31,6 @@
 #include <sstream>
 #include <string>
 #include <math.h>
-#include <malloc.h>
 #include <ctype.h>