diff --git a/PIL/Image.py b/PIL/Image.py
index 105976fcb..ed948e048 100644
--- a/PIL/Image.py
+++ b/PIL/Image.py
@@ -2334,7 +2334,7 @@ def composite(image1, image2, mask):
     :param image1: The first image.
     :param image2: The second image.  Must have the same mode and
        size as the first image.
-    :param mask: A mask image.  This image can can have mode
+    :param mask: A mask image.  This image can have mode
        "1", "L", or "RGBA", and must have the same size as the
        other two images.
     """