diff --git a/doc/man/man5/slapo-refint.5 b/doc/man/man5/slapo-refint.5
index 0ad08e9ac6f3ada510a2cad28d80b6013c50a4f9..616040723b7bebf0a35447aa05c4a69e188c8e68 100644
--- a/doc/man/man5/slapo-refint.5
+++ b/doc/man/man5/slapo-refint.5
@@ -61,7 +61,12 @@ The string must be a valid DN.
 Specify the DN to be used as the modifiersName of the internal modifications
 performed by the overlay.
 It defaults to "\fIcn=Referential Integrity Overlay\fP".
-.B
+.LP
+Modifications performed by this overlay are not propagated during
+replication. This overlay must be configured identically on
+replication consumers in order to maintain full synchronization
+with the provider.
+
 .SH FILES
 .TP
 ETCDIR/slapd.conf