diff --git a/man/hbal.rst b/man/hbal.rst
index df09b759bc0a050827289957f07b46a9365977a2..aea36024ace599abfbbf406bed20c6b008e14431 100644
--- a/man/hbal.rst
+++ b/man/hbal.rst
@@ -30,6 +30,7 @@ Algorithm options:
 **[ --no-instance-moves ]**
 **[ -U *util-file* ]**
 **[ --evac-mode ]**
+**[ --select-instances *inst...* ]**
 **[ --exclude-instances *inst...* ]**
 
 Reporting options:
@@ -369,6 +370,10 @@ The options that can be passed to the program are as follows:
   (bulk) replacement for Ganeti's own *gnt-node evacuate*, with the
   note that it doesn't guarantee full evacuation.
 
+--select-instances=*instances*
+  This parameter marks the given instances (as a comma-separated list)
+  as the only ones being moved during the rebalance.
+
 --exclude-instances=*instances*
   This parameter marks the given instances (as a comma-separated list)
   from being moved during the rebalance.