diff --git a/Gallery/Scatter/NCL_scatter_10.py b/Gallery/Scatter/NCL_scatter_10.py
index dfd13b8af..971d79efc 100644
--- a/Gallery/Scatter/NCL_scatter_10.py
+++ b/Gallery/Scatter/NCL_scatter_10.py
@@ -14,7 +14,6 @@
 ###############################################################################
 # Import packages:
 
-from unittest import load_tests
 import numpy as np
 import matplotlib.pyplot as plt
 import cartopy.crs as ccrs
diff --git a/Gallery/Topography/NCL_topo_8.py b/Gallery/Topography/NCL_topo_8.py
index 2549e2982..cca951515 100644
--- a/Gallery/Topography/NCL_topo_8.py
+++ b/Gallery/Topography/NCL_topo_8.py
@@ -37,17 +37,17 @@
 
 # Open shapefile of US counties
 open(gdf.get("shape_files/countyl010g.dbf"), 'r')
-open(gdf.get("shape_files/states.shp"), 'r')
-open(gdf.get("shape_files/states.shx"), 'r')
-open(gdf.get("shape_files/states.prj"), 'r')
-shapefile_counties = shpreader.Reader(gdf.get("shape_files/countyl010g.dbf"))
+open(gdf.get("shape_files/countyl010g.shp"), 'r')
+open(gdf.get("shape_files/countyl010g.shx"), 'r')
+open(gdf.get("shape_files/countyl010g.prj"), 'r')
+shapefile_counties = shpreader.Reader(gdf.get("shape_files/countyl010g.shp"))
 
 # Open shapefile of all rivers. This data can be downloaded from `NOAA: <https://www.weather.gov/gis/Rivers>`_
 open(gdf.get("shape_files/rv16my07.dbf"), 'r')
 open(gdf.get("shape_files/rv16my07.shx"), 'r')
 open(gdf.get("shape_files/rv16my07.shp"), 'r')
 open(gdf.get("shape_files/rv16my07.prj"), 'r')
-shapefile_rivers = shpreader.Reader(gdf.get("shape_files/rv16my07.dbf"))
+shapefile_rivers = shpreader.Reader(gdf.get("shape_files/rv16my07.shp"))
 
 ###############################################################################
 # Plot:
diff --git a/conda_environment.yml b/conda_environment.yml
index 85969cb10..4fbf20e70 100644
--- a/conda_environment.yml
+++ b/conda_environment.yml
@@ -25,6 +25,7 @@ dependencies:
   - sphinx-design
   - sphinx-gallery
   - xarray
+  - dask
   - wrf-python
   - pip:
       - pre-commit