diff --git a/utils/opencas.conf.5 b/utils/opencas.conf.5
index 4b4ab64..776e3ff 100644
--- a/utils/opencas.conf.5
+++ b/utils/opencas.conf.5
@@ -24,7 +24,7 @@ Cache device <DEVICE>
 .br
 Cache mode {wt|wb|wa|pt}
 .br
-Extra fields (optional) ioclass_file=<file>,cleaning_policy=<alru,nop>
+Extra fields (optional) ioclass_file=<file>,cleaning_policy=<alru,nop>,promotion_policy=<always,nhit>
 .RE
 .TP
 \fB[cores]\fR   Cores configuration. Following columns are required: