diff --git a/rubin_sim/maf/metrics/base_metric.py b/rubin_sim/maf/metrics/base_metric.py
index 3f21f8c3..3e9b31c0 100644
--- a/rubin_sim/maf/metrics/base_metric.py
+++ b/rubin_sim/maf/metrics/base_metric.py
@@ -140,7 +140,7 @@ def __init__(
     ):
         # Turn cols into numpy array so we know
         # we can iterate over the columns.
-        self.col_name_arr = np.array(col, copy=None, ndmin=1)
+        self.col_name_arr = np.array(col, copy=True, ndmin=1)
         # To support simple metrics operating on a single column,
         # set self.colname
         if len(self.col_name_arr) == 1:
diff --git a/rubin_sim/maf/plots/skyproj_plotters.py b/rubin_sim/maf/plots/skyproj_plotters.py
index 39e8aee6..e8392de3 100644
--- a/rubin_sim/maf/plots/skyproj_plotters.py
+++ b/rubin_sim/maf/plots/skyproj_plotters.py
@@ -335,15 +335,15 @@ def __call__(self, metric_values, slicer, user_plot_dict, fig=None):
         # or specified as decorators.
         if self.plot_dict["xlabel"] is None:
             if "xlabel" not in self.plot_dict["decorations"]:
-                self.skyproj.set_xlabel("", visible=False)
+                self.skyproj.ax.set_xlabel("", visible=False)
         else:
-            self.skyproj.set_xlabel(self.plot_dict["xlabel"])
+            self.skyproj.ax.set_xlabel(self.plot_dict["xlabel"])
 
         if self.plot_dict["ylabel"] is None:
             if "ylabel" not in self.plot_dict["decorations"]:
-                self.skyproj.set_ylabel("", visible=False)
+                self.skyproj.ax.set_ylabel("", visible=False)
         else:
-            self.skyproj.set_ylabel(self.plot_dict["ylabel"])
+            self.skyproj.ax.set_ylabel(self.plot_dict["ylabel"])
 
         if self.plot_dict["label"] is not None:
             label_kwargs = {}