diff --git a/pyart/graph/radardisplay.py b/pyart/graph/radardisplay.py
index 7706579cc..0ee2f6ea9 100644
--- a/pyart/graph/radardisplay.py
+++ b/pyart/graph/radardisplay.py
@@ -109,8 +109,8 @@ def __init__(self, radar, shift=(0.0, 0.0)):
 
         # radar location in latitude and longitude
         if radar.latitude['data'].size == 1:
-            lat = float(radar.latitude['data'])
-            lon = float(radar.longitude['data'])
+            lat = float(radar.latitude['data'][0])
+            lon = float(radar.longitude['data'][0])
         else:
             # for moving platforms stores use the median location.
             # The RadarDisplay object does not give a proper