diff --git a/src/calibre/utils/magick_draw.py b/src/calibre/utils/magick_draw.py
index c5609a48be..5c5403ed2c 100644
--- a/src/calibre/utils/magick_draw.py
+++ b/src/calibre/utils/magick_draw.py
@@ -223,7 +223,7 @@ def create_cover_page(top_lines, logo_path, width=590, height=750,
 def save_cover_data_to(data, path, bgcolor='white'):
     '''
     Saves image in data to path, in the format specified by the path
-    extension. Composes the image onto a blank cancas so as to
+    extension. Composes the image onto a blank canvas so as to
     properly convert transparent images.
     '''
     with open(path, 'wb') as f: