diff --git a/servers/slapd/slapd.at.conf b/servers/slapd/slapd.at.conf
index 0191d2b652..1467748247 100644
--- a/servers/slapd/slapd.at.conf
+++ b/servers/slapd/slapd.at.conf
@@ -5,7 +5,7 @@ attribute	jpegphoto				bin
 attribute	audio					bin
 attribute	labeledurl				ces
 attribute	ref						ces
-attribute	userpassword				ces
+attribute	userpassword				bin
 attribute	telephonenumber				tel
 attribute	facsimiletelephonenumber	fax	tel
 attribute	pagertelephonenumber		pager	tel