diff --git a/power_plot.py b/power_plot.py
index 4de9c2db2731a0b5dd8777f5ba32940202d58695..2f54ddcf3310bf73952c2330b0ab3311ce830184 100755
--- a/power_plot.py
+++ b/power_plot.py
@@ -26,7 +26,6 @@ from matplotlib.backends.backend_qt5agg import NavigationToolbar2QT as Navigatio
 
 import select
 
-from IPython.display import clear_output
 
 import time
 from datetime import datetime
@@ -43,19 +42,17 @@ class PowerPlot:
     def __init__(self, fig):
         self.fig = fig
         self.ax = fig.add_subplot()
-        self.ax.set_xlabel("time (s)")
-        self.ax.set_ylabel("power (uncalibrated)")
+        self.ax.set_xlabel("Time (UTC)")
+        self.ax.set_ylabel("Frequency")
         self.ax.xaxis_date()
         self.min, self.max = None, None
         self.ax.xaxis.set_major_formatter(
             FuncFormatter(lambda x, pos: f"{num2date(x):%H:%M}")
         )
-        fig.suptitle(f"Plot title", fontsize=16)
+        fig.suptitle(f"Maximum frequency", fontsize=16)
         fig.tight_layout()
         (self.totalplot,) = self.ax.plot([], [], "-", color="blue")
-        (self.totalplothighlight,) = self.ax.plot(
-            [], [], ".", color="red", markersize=10
-        )
+        (self.totalplothighlight,) = self.ax.plot([], [], ".", color="red", markersize=10)
 
 
     def set_totalplot_values(self, xdata, ydata):