diff --git a/data/templates/slapd/slapd.ldif b/data/templates/slapd/slapd.ldif
index 44dde192e..d3ed2e053 100644
--- a/data/templates/slapd/slapd.ldif
+++ b/data/templates/slapd/slapd.ldif
@@ -187,6 +187,7 @@ olcDbIndex: mail eq
 olcDbIndex: memberUid eq
 olcDbIndex: uniqueMember eq
 olcDbIndex: virtualdomain eq
+olcDbIndex: permission eq
 olcDbMaxSize: 10485760
 structuralObjectClass: olcMdbConfig