diff --git a/Controls.DocumentViewer/DocumentViewer.vb b/Controls.DocumentViewer/DocumentViewer.vb
index a19a679e..1935397d 100644
--- a/Controls.DocumentViewer/DocumentViewer.vb
+++ b/Controls.DocumentViewer/DocumentViewer.vb
@@ -189,7 +189,7 @@ Public Class DocumentViewer
 
                 Case Else
                     _logger.Debug("Closing GDPicture Viewer")
-                    GdViewer.Dispose()
+                    GdViewer.CloseDocument()
 
             End Select
         Catch ex As Exception