diff --git a/usr.bin/env/env.1 b/usr.bin/env/env.1
index 101f4ebffcfb..c999dd07274a 100644
--- a/usr.bin/env/env.1
+++ b/usr.bin/env/env.1
@@ -133,7 +133,7 @@ is specified,
 prints out the names and values
 of the variables in the environment, with one name/value pair per line.
 .\"
-.Ss Details of Fl S Ss (split-string) processing
+.Ss Details of Fl S \&Ss (split-string) processing
 The processing of the
 .Fl S
 option will split the given