diff --git a/src/osgPlugins/curl/ReaderWriterCURL.cpp b/src/osgPlugins/curl/ReaderWriterCURL.cpp
index 71718d654..559ff1892 100644
--- a/src/osgPlugins/curl/ReaderWriterCURL.cpp
+++ b/src/osgPlugins/curl/ReaderWriterCURL.cpp
@@ -397,6 +397,7 @@ osgDB::ReaderWriter::ReadResult ReaderWriterCURL::readFile(ObjectType objectType
 
         local_opt->getDatabasePathList().push_front(osgDB::getFilePath(fileName));
         local_opt->setPluginStringData("STREAM_FILENAME",osgDB::getSimpleFileName(fileName));
+        local_opt->setPluginStringData("filename",fileName);
 
         if (uncompress)
         {