Fix typo

diff --git a/cmd/tools/acyclic.1 b/cmd/tools/acyclic.1
index fd3ae0781a4bf350b5d4a1edb16f8e4bba02ccae..9977f02339ccdec8cdfe799f78912e9dee1865c0 100644 (file)
--- a/cmd/tools/acyclic.1
+++ b/cmd/tools/acyclic.1
@@ -53,7 +53,7 @@ the attributes of the reversed edge are lost.
 .PP
 Some edge attributes are non-symmetric, referring to either the head
 or tail node. At present, there is no mechanism or convention for
-for correctly switching or renaming these.
+correctly switching or renaming these.
 .SH AUTHORS
 Stephen C. North <north@research.att.com>
 .br