diff --git a/code/expt/bgt_cmp_hue.py b/code/expt/bgt_cmp_hue.py
index a85e749..440d06c 100644
--- a/code/expt/bgt_cmp_hue.py
+++ b/code/expt/bgt_cmp_hue.py
@@ -44,7 +44,7 @@ def main(args):
   plt.xlabel('Landmarks percentage')  # Set x axis label.
   plt.xlim(x_i.min() - x_margin, x_i.max() + x_margin)
   # The y axis
-  plt.ylabel('Mean absolute error')  # Set y axis label.
+  plt.ylabel('Mean absolute error (kWh)')  # Set y axis label.
   # plt.yscale('log')
   # plt.ylim(0, 8)
   # Bar offset