diff --git a/docs/yap.tex b/docs/yap.tex
index 729000730..5d6206d35 100644
--- a/docs/yap.tex
+++ b/docs/yap.tex
@@ -3577,7 +3577,7 @@ Hyperbolic arc cosine.
 @item atanh(@var{X})
 Hyperbolic arc tangent.
 
-@item integer(@var{X}) [ISO]
+@item integer(@var{X})
 If @var{X} evaluates to a float, the integer between the value of @var{X}
 and 0 closest to the value of @var{X}, else if @var{X} evaluates to an
 integer, the value of @var{X}.