diff --git a/src/osgPlugins/osga/OSGA_Archive.cpp b/src/osgPlugins/osga/OSGA_Archive.cpp
index f96cca3..a80969f 100644
--- a/src/osgPlugins/osga/OSGA_Archive.cpp
+++ b/src/osgPlugins/osga/OSGA_Archive.cpp
@@ -71,7 +71,7 @@ inline std::streampos STREAM_POS( const OSGA_Archive::pos_type pos )
 inline OSGA_Archive::pos_type ARCHIVE_POS( const std::streampos & pos )
 {
 #if defined(_CPPLIB_VER)//newer Dinkumware(eg: one included with VC++ 2003,2005)
-    fpos_t position = pos.seekpos();
+    fpos_t position = pos;
 #else // older Dinkumware (eg: one included in Win Server 2003 Platform SDK )
     fpos_t position = pos.get_fpos_t();
 #endif