1 files changed, 2 insertions, 0 deletions

diff --git a/lisp/international/iso-acc.el b/lisp/international/iso-acc.el
index 68c9ca58a8c..ea4f0bcf139 100644
--- a/lisp/international/iso-acc.el
+++ b/lisp/international/iso-acc.el
@@ -240,6 +240,8 @@ Special combinations: ~c gives a c with cedilla,
 /a gives a with ring.
 /e gives an a-e ligature.
 ~< and ~> give guillemets.
+~! gives an inverted exclamation mark.
+~? gives an inverted question mark.
 
 With an argument, a positive argument enables ISO Accents mode, 
 and a negative argument disables it."