diff --git a/man/qbsp.1 b/man/qbsp.1
index f5265fe3..54a61d02 100644
--- a/man/qbsp.1
+++ b/man/qbsp.1
@@ -49,6 +49,8 @@ extra processing time.
 Creates a .por file, used in the BSP editor
 .IP "\fB-oldleak\fP"
 Create an old-style QBSP .PTS file (default is new)
+.IP "\fB-leaktest\fP"
+Makes it a compile error if a leak is detected.
 .IP "\fB-nopercent\fP"
 Prevents output of percent completion information
 .IP "\fB-bsp2\fP"