1 files changed, 5 insertions, 0 deletions

diff --git a/docs/idevicesyslog.1 b/docs/idevicesyslog.1
index 66ae2e4..ae4aff2 100644
--- a/docs/idevicesyslog.1
+++ b/docs/idevicesyslog.1
@@ -44,6 +44,11 @@ Force writing colored output, e.g. when using \f[B]\-\-output\f[].
 .B \-m, \-\-match STRING
 only print messages that contain STRING
 
+.SH FILTER OPTIONS
+.TP
+.B \-M, \-\-unmatch STRING
+print messages that not contain STRING
+
 This option will set a filter to only printed log messages that contain the given string.
 .TP
 .B \-t, \-\-trigger STRING