diff --git a/usr.bin/fortune/datfiles/freebsd-tips b/usr.bin/fortune/datfiles/freebsd-tips
index 0607a2262e7c..e8800c6e8d57 100644
--- a/usr.bin/fortune/datfiles/freebsd-tips
+++ b/usr.bin/fortune/datfiles/freebsd-tips
@@ -455,7 +455,7 @@ Try "whereis firefox" and "whereis whereis".
 		-- Konstantinos Konstantinidis <kkonstan@duth.gr>
 %
 Want to run the same command again?
-Type "!!".
+In many shells (e.g., tcsh, zsh, bash) you can type "!!".
 %
 Want to go the directory you were just in?
 Type "cd -"