diff --git a/legends.ipynb b/legends.ipynb
index 4c38038..96989ab 100644
--- a/legends.ipynb
+++ b/legends.ipynb
@@ -502,7 +502,7 @@
     "if p['showvalues'] is False:\n",
     "    levs_labels = [ '' for x in range(levs.size) ]\n",
     "\n",
-    "x, y = np.meshgrid(np.arange(1), np.arange(1))\n",
+    "x, y = np.meshgrid(np.ones(2), np.ones(2))\n",
     "cs = ax.contourf(x, y, x, levels=levs, norm=CNorm, cmap=get_cmap(p['colormap']), extend='max')\n",
     "\n",
     "proxy = [plt.Rectangle((0, 0), 0, 0, fc=pc.get_facecolor()[0]) for pc in cs.collections]\n",
diff --git a/wms/models/datasets/ugrid.py b/wms/models/datasets/ugrid.py
index 8a0190f..1706930 100644
--- a/wms/models/datasets/ugrid.py
+++ b/wms/models/datasets/ugrid.py
@@ -125,7 +125,7 @@ def update_cache(self, force=False):
                 # support cases where there may be more than one variable with standard_name='time' in a dataset
                 for time_var in time_vars:
                     try:
-                        time_var_obj = cached_nc.createVariable(time_var._name,
+                        time_var_obj = cached_nc.createVariable(time_var.name,
                                                                 time_var.dtype,
                                                                 time_var.dimensions)
                     except RuntimeError:
diff --git a/wms/views.py b/wms/views.py
index a684251..3f36bb4 100644
--- a/wms/views.py
+++ b/wms/views.py
@@ -3,7 +3,6 @@
 from collections import OrderedDict
 
 from django.conf import settings
-from django.template import RequestContext
 from django.http import HttpResponse
 from django.contrib.auth import authenticate, login, logout
 from django.template.response import TemplateResponse