diff --git a/script/local.py b/script/local.py
index 730dd2d..c1a3ed8 100755
--- a/script/local.py
+++ b/script/local.py
@@ -156,7 +156,7 @@ def elog(title, message, attachments = [], author = None, category = "Info", dom
         raise Exception(err)
     print out
 
-def get_plot_snapshots(title = None, file_type = "jpg", temp_path = controller.setup.getContextPath()):
+def get_plot_snapshots(title = None, file_type = "png", temp_path = controller.setup.getContextPath()):
     """
     Returns list with file names of plots snapshots from a plotting context.
     """