diff --git a/src/osgPlugins/pfb/ReaderWriterPFB.cpp b/src/osgPlugins/pfb/ReaderWriterPFB.cpp
index 36cb23eee..4a4254bb3 100644
--- a/src/osgPlugins/pfb/ReaderWriterPFB.cpp
+++ b/src/osgPlugins/pfb/ReaderWriterPFB.cpp
@@ -7,6 +7,7 @@
 
 #include <osgDB/Registry>
 #include <osgDB/FileNameUtils>
+#include <osgDB/FileUtils>
 
 #include "ConvertFromPerformer.h"