diff --git a/doc/man/man5/slapd-sql.5 b/doc/man/man5/slapd-sql.5
index aedf2de340..d1cc447354 100644
--- a/doc/man/man5/slapd-sql.5
+++ b/doc/man/man5/slapd-sql.5
@@ -310,6 +310,13 @@ dependent attributes are \fBNOT\fP generated at this point, for
 consistency with the rest of slapd.  This may change in the future.
 .RE
 
+.TP
+.B check_schema { YES | no }
+Instructs the database to check schema adherence of entries after
+modifications, and structural objectClass chain when entries are built.
+By default it is set to 
+.BR yes .
+
 .TP
 .B sqllayer <name> [...]
 Loads the layer \fB<name>\fP onto a stack of helpers that are used