diff --git a/CHANGELOG.md b/CHANGELOG.md
index 059274c45..90eb94d71 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,7 @@ Features:
     * Resize
     * Rotate
     * Rescale
+    * Sharpen
     * Save
 * Implemented label generation on the fly from the names of image folders
 * Implemented `summary` method for the Functional API