diff --git a/doc/classes/Image.xml b/doc/classes/Image.xml
index 20e41847ce6..a38bfeb35ed 100644
--- a/doc/classes/Image.xml
+++ b/doc/classes/Image.xml
@@ -217,7 +217,7 @@
- Returns the image's raw data.
+ Returns the image’s format. See [code]FORMAT_*[/code] constants.