diff --git a/API_Photo.cpp b/API_Photo.cpp
index c352df3..9427cd9 100644
--- a/API_Photo.cpp
+++ b/API_Photo.cpp
@@ -100,6 +100,15 @@ __stdcall EgtGetPhotoCenter( int nId, double ptCen[3])
    return TRUE ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtChangePhotoCenterAsFlatScan( int nId)
+{
+   return ( ExeChangePhotoCenterAsFlatScan( nId) ? TRUE : FALSE) ;
+}
+
+
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtGetPhotoDimensions( int nId, double* pdDimX, double* pdDimY)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index b628ddd..c16a8b8 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ