diff --git a/docs/yap.tex b/docs/yap.tex
index 9bcc2a738..c8fd08921 100644
--- a/docs/yap.tex
+++ b/docs/yap.tex
@@ -3847,15 +3847,6 @@ of three digits.
 1,500.00, 150,000
 @end example
 
-@item '~ND'
-Identical to @code{'~Nd'}, except that @code{','} is used to separate groups
-of three digits.
-
-@example
-?- format("~2D, ~D",[150000, 150000]).
-1,500.00, 150,000
-@end example
-
 @item '~i'
 Ignore the next argument in the list of arguments: