diff --git a/analysis/tasks/MergedGridClosure.py b/analysis/tasks/MergedGridClosure.py
index 8bed77daf58288639772de9ca932afd24f7bb9eb..296b508fe64f9558142324401263166628a28671 100644
--- a/analysis/tasks/MergedGridClosure.py
+++ b/analysis/tasks/MergedGridClosure.py
@@ -82,7 +82,7 @@ class MergedGridClosure(Task, law.LocalWorkflow):
                 command_line_args = [
                     self.command,
                     '-d', datfile, '-l', logfile,
-                    '-f', outfile
+                    '-f', outfile, '--ylim', '0.02'
                 ]
 
                 logger.info("Running command: %s",