diff --git a/assets/man/lidm.1 b/assets/man/lidm.1
index b4c161a..dd341e5 100644
--- a/assets/man/lidm.1
+++ b/assets/man/lidm.1
@@ -23,6 +23,9 @@ TTY to switch to, does not mean that it will run in it.
 .TP
 \fBLIDM_CONF\fP
 Specify the config to use other than \fI/etc/lidm.ini\fP
+.TP
+\fBLIDM_LOG\fP
+Optionally, a path to output misc logs and potential silent failures.
 
 .SH FILES
 .TP