diff --git a/scripts/pmt_rates.py b/scripts/pmt_rates.py
index 8c2debc3c7f80d8aa071755c36f9665742deb488..df75d52dc5926c5252f9d6e5752cebd72f5fb829 100755
--- a/scripts/pmt_rates.py
+++ b/scripts/pmt_rates.py
@@ -96,7 +96,7 @@ class PMTRates(kp.Module):
 
     def update_plot(self):
         filename = os.path.join(self.plot_path, self.filename)
-        self.debug("Updating plot at {}".format(filename))
+        self.log.debug("Updating plot at {}".format(filename))
         now = time.time()
         max_x = self.max_x
         interval = self.interval