diff --git a/xorriso/xorriso.1 b/xorriso/xorriso.1
index af6878ca..77c57361 100644
--- a/xorriso/xorriso.1
+++ b/xorriso/xorriso.1
@@ -1192,6 +1192,7 @@ an image tree is read from the input device. There are three behaviors
 available:
 .br
 "best_effort" goes on with reading after events with severity below FAILURE
+if the threshold of option -abort_on allows this.
 .br
 "failure" aborts image tree reading on first event of at least SORRY.
 It issues an own FAILURE event.