diff --git a/doc/hg.1.txt b/doc/hg.1.txt
--- a/doc/hg.1.txt
+++ b/doc/hg.1.txt
@@ -602,9 +602,12 @@ tags::
 
     This lists both regular and local tags.
 
-tip::
+tip [-p]::
     Show the tip revision.
 
+    options:
+    -p, --patch      show patch
+
 unbundle <file>::
     (EXPERIMENTAL)