diff --git a/servers/slapd/schema/core.schema b/servers/slapd/schema/core.schema
index c6ff4ffa04..31a9ba64fe 100644
--- a/servers/slapd/schema/core.schema
+++ b/servers/slapd/schema/core.schema
@@ -248,10 +248,6 @@ attributetype ( 2.5.4.36 NAME 'userCertificate'
 	EQUALITY certificateExactMatch
 	SYNTAX 1.3.6.1.4.1.1466.115.121.1.8 )
 
-attributetype ( 1.3.6.1.4.1.4203.666.1.34 NAME 'componentCertificate'
-        DESC 'RFC 3687 Component Matching, use ;binary'
-        SYNTAX 1.3.6.1.4.1.4203.666.2.7 )
-
 # Must be transferred using ;binary
 # with certificateExactMatch rule (per X.509)
 attributetype ( 2.5.4.37 NAME 'cACertificate'