diff --git a/doc/examples/plot_pyramid.py b/doc/examples/plot_pyramid.py
index 218e86b1..999435d5 100644
--- a/doc/examples/plot_pyramid.py
+++ b/doc/examples/plot_pyramid.py
@@ -21,15 +21,15 @@ image = data.lena()
 rows, cols, dim = image.shape
 pyramid = tuple(build_gaussian_pyramid(image, downscale=2))
 
-display = np.zeros((rows, cols + cols / 2, 3), dtype=np.double)
+composite_image = np.zeros((rows, cols + cols / 2, 3), dtype=np.double)
 
-display[:rows, :cols, :] = pyramid[0]
+composite_image[:rows, :cols, :] = pyramid[0]
 
 i_row = 0
 for p in pyramid[1:]:
     n_rows, n_cols = p.shape[:2]
-    display[i_row:i_row + n_rows, cols:cols + n_cols] = p
+    composite_image[i_row:i_row + n_rows, cols:cols + n_cols] = p
     i_row += n_rows
 
-plt.imshow(display)
+plt.imshow(composite_image)
 plt.show()