Image parameter for SimilarityImage() is of type const
diff --git a/www/api/color.html b/www/api/color.html
index eeea872..912257e 100644
--- a/www/api/color.html
+++ b/www/api/color.html
@@ -202,7 +202,7 @@
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- <p><small>© 1999-2015 ImageMagick Studio LLC</small></p>
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