diff --git a/.appveyor.yml b/.appveyor.yml
index 84b744b..879efff 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -8,7 +8,7 @@ environment:
 
 install:
     # windows config (for installation)
-    - cmd: "SET PATH=%PYTHON%;%PYTHON%\\Scripts;%PATH%"
+    - cmd: "%PYTHON%\\Scripts\\activate.bat%"
     - cmd: setlocal
     - cmd: set ANACONDA_API_TOKEN=
     # conda config
diff --git a/ci/conda-recipe/meta.yaml b/ci/conda-recipe/meta.yaml
index 1ef09d9..1055a27 100644
--- a/ci/conda-recipe/meta.yaml
+++ b/ci/conda-recipe/meta.yaml
@@ -40,6 +40,7 @@ test:
     - seaborn
     - pillow
     - psy-maps
+    - pyqtwebengine
   source_files:
     - tests
 
diff --git a/psy_view/ds_widget.py b/psy_view/ds_widget.py
index b85613c..9b8057f 100644
--- a/psy_view/ds_widget.py
+++ b/psy_view/ds_widget.py
@@ -1498,7 +1498,7 @@ def refresh(self, reset_combo: bool = True) -> None:
 
         if self.sp:
             data = self.data
-            ds_data = self.ds[self.variable]
+            ds_data = self.ds.psy[self.variable]
 
             with self.silence_variable_buttons():
                 self.variable_buttons[self.variable].setChecked(True)
diff --git a/psy_view/plotmethods.py b/psy_view/plotmethods.py
index 97c1eb9..75788f6 100644
--- a/psy_view/plotmethods.py
+++ b/psy_view/plotmethods.py
@@ -55,6 +55,7 @@
 
 import xarray as xr
 from psyplot.utils import unique_everseen
+import psyplot.data as psyd
 
 from PyQt5 import QtWidgets, QtCore, QtGui
 import psy_view.dialogs as dialogs
@@ -401,6 +402,17 @@ class MapPlotWidget(PlotMethodWidget):
 
     plotmethod = 'mapplot'
 
+    @property
+    def sp(self) -> Optional[Project]:
+        sp = super().sp
+        if sp:
+            arrays: List[str] = [
+                data.psy.arr_name for data in sp
+                if not isinstance(data, psyd.InteractiveList)
+            ]
+            return sp(arr_name=arrays)
+        return sp
+
     def get_rows(self, func: Callable) -> List[List[GridCell]]:
         """Get the rows of the formatoption widgets.