diff --git a/README b/README
index da3ac70d..793c32f9 100644
--- a/README
+++ b/README
@@ -144,8 +144,8 @@ You should prefix this line with the component you are committing (for
 example, ``map17: fixed unbeatable map'').  This should be followed by a
 blank line and a paragraph or more to explain your change in detail (for
 example, explaining what part of the map was broken).  See commit
-27762aa5f34f590bfc29d1f667f9121907cb8a98 for an example.  Sign your
-comments with `git commit -s`, these leaves a trail of whose hands a
+49dc6ca861d4b85ca16b219941ecb86d3e172ac1 for an example.  Sign your
+comments with +git commit -s+, these leaves a trail of whose hands a
 commit went through and could be useful for some purposes; git alone can
 give an indication of up to two people, however the AUTHOR/COMMITER
 fields are not quite reliable or flexible enough for the same