diff --git a/Documentation/git-name-rev.txt b/Documentation/git-name-rev.txt
index 12784d7372..ffac3f8f56 100644
--- a/Documentation/git-name-rev.txt
+++ b/Documentation/git-name-rev.txt
@@ -41,6 +41,13 @@ OPTIONS
 	of linkgit:git-describe[1] more closely.  This option
 	cannot be combined with --stdin.
 
+--no-undefined::
+	Die with error code != 0 when a reference is undefined,
+	instead of printing `undefined`.
+
+--always::
+	Show uniquely abbreviated commit object as fallback.
+
 EXAMPLE
 -------