diff --git a/examples/mplot3d/box3d.py b/examples/mplot3d/box3d.py
@@ -67,9 +67,9 @@
     zticks=[0, -150, -300, -450],
 )
 
-# Set distance and angle view
+# Set zoom and angle view
 ax.view_init(40, -30, 0)
-ax.dist = 11
+ax.set_box_aspect(None, zoom=0.9)
 
 # Colorbar
 fig.colorbar(C, ax=ax, fraction=0.02, pad=0.1, label='Name [units]')

diff --git a/examples/shapes_and_collections/artist_reference.py b/examples/shapes_and_collections/artist_reference.py
@@ -45,7 +45,7 @@ def label(xy, text):
 label(grid[2], "Wedge")
 
 # add a Polygon
-polygon = mpatches.RegularPolygon(grid[3], 5, 0.1)
+polygon = mpatches.RegularPolygon(grid[3], 5, radius=0.1)
 patches.append(polygon)
 label(grid[3], "Polygon")
 

diff --git a/examples/shapes_and_collections/patch_collection.py b/examples/shapes_and_collections/patch_collection.py
@@ -45,7 +45,7 @@
 ]
 
 for i in range(N):
-    polygon = Polygon(np.random.rand(N, 2), True)
+    polygon = Polygon(np.random.rand(N, 2), closed=True)
     patches.append(polygon)
 
 colors = 100 * np.random.rand(len(patches))

diff --git a/examples/specialty_plots/leftventricle_bulleye.py b/examples/specialty_plots/leftventricle_bulleye.py
@@ -56,6 +56,9 @@ def bullseye_plot(ax, data, seg_bold=None, cmap=None, norm=None):
     theta = np.linspace(0, 2 * np.pi, 768)
     r = np.linspace(0.2, 1, 4)
 
+    # Remove grid
+    ax.grid(False)
+
     # Create the bound for the segment 17
     for i in range(r.shape[0]):
         ax.plot(theta, np.repeat(r[i], theta.shape), '-k', lw=linewidth)

diff --git a/examples/text_labels_and_annotations/figlegend_demo.py b/examples/text_labels_and_annotations/figlegend_demo.py
@@ -23,8 +23,8 @@
 l3, = axs[1].plot(x, y3, color='tab:green')
 l4, = axs[1].plot(x, y4, color='tab:red', marker='^')
 
-fig.legend((l1, l2), ('Line 1', 'Line 2'), 'upper left')
-fig.legend((l3, l4), ('Line 3', 'Line 4'), 'upper right')
+fig.legend((l1, l2), ('Line 1', 'Line 2'), loc='upper left')
+fig.legend((l3, l4), ('Line 3', 'Line 4'), loc='upper right')
 
 plt.tight_layout()
 plt.show()