diff --git a/alsaloop/alsaloop.1 b/alsaloop/alsaloop.1
index 0b57b59..65edba1 100644
--- a/alsaloop/alsaloop.1
+++ b/alsaloop/alsaloop.1
@@ -184,6 +184,12 @@ Known OSS attributes:
 Verbose mode. Use multiple times to increase verbosity.
 
 
+.TP
+\fI\-U\fP | \fI\-\-xrun\fP
+
+Verbose xrun profiling.
+
+
 .SH EXAMPLES
 
 .TP