diff --git a/Documentation/git-add.txt b/Documentation/git-add.txt
index 7eebbefe7..35cb5d3f6 100644
--- a/Documentation/git-add.txt
+++ b/Documentation/git-add.txt
@@ -134,6 +134,8 @@ subdirectories.
 	If some files could not be added because of errors indexing
 	them, do not abort the operation, but continue adding the
 	others. The command shall still exit with non-zero status.
+	The configuration variable `add.ignoreErrors` can be set to
+	true to make this the default behaviour.
 
 --ignore-missing::
 	This option can only be used together with --dry-run. By using