diff --git a/README.md b/README.md
index 8ad4d6f..fe73d66 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,7 @@ Effect name      | Description
 Auto orientation | Uses EXIF Orientation tags to determine the image orientation.                               | X          | X                   |
 Brightness       | Supports changing brightness settings of an image. Also supports negative values (darkening).| X          | X                   |
 Color shift      | Colorizes image.                                                                             | X          | X                   |
+Set canvas       | Places the source image over a colored or a transparent background of a defined size.        | X          | X                   |
 Strip metadata   | Strips all EXIF metadata from image.                                                         | X          | X                   |
 Watermark        | Place a image with transparency anywhere over a source picture.                              | X          | X                   |