diff --git a/lib/WebGUI/AssetExportHtml.pm b/lib/WebGUI/AssetExportHtml.pm
index cfa8f68c3..708004fa1 100644
--- a/lib/WebGUI/AssetExportHtml.pm
+++ b/lib/WebGUI/AssetExportHtml.pm
@@ -809,6 +809,7 @@ sub exportWriteFile {
     unless($contents eq 'chunked') {
         $self->session->output->print($contents);
     }
+    $fh->close;
 }
 
 #-------------------------------------------------------------------