diff --git a/src/ChangeLog b/src/ChangeLog
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,9 @@
 2010-11-30    <guravage@petitdru.sen.cwi.nl>
 
+	* canvas.cpp (snapshot): Preface each image format extension with
+	an asterisk so files with those extensions to appear in the file
+	dialogue.
+
 	* VirtualLeaf-install-windows.nsi: Include imageformats folder
 	alongside executable.
 
diff --git a/src/canvas.cpp b/src/canvas.cpp
--- a/src/canvas.cpp
+++ b/src/canvas.cpp
@@ -740,7 +740,7 @@ void Main::snapshot()
 
   QString supported_file_formats = " .pdf";
   foreach (QString format, QImageWriter::supportedImageFormats()){
-    supported_file_formats += (" ." + format);
+    supported_file_formats += (" *." + format);
   }
 
   fd->setFilter("Image files (" + supported_file_formats + " )");