diff -Naur openldap/schema/core.schema openldapsis/schema/core.schema
--- openldap/schema/core.schema	2004-10-09 17:31:34.000000000 +0000
+++ openldapsis/schema/core.schema	2004-10-09 17:34:11.000000000 +0000
@@ -262,6 +262,12 @@
 	SYNTAX 1.3.6.1.4.1.1466.115.121.1.8 )
 
 # Must be transferred using ;binary
+attributetype (2.5.4.58 NAME 'attributeCertificateAttribute'
+        DESC 'A binary attribute certificate'
+        EQUALITY octetStringMatch
+        SYNTAX 1.3.6.1.4.1.1466.115.121.1.8 )
+
+# Must be transferred using ;binary
 attributetype ( 2.5.4.37 NAME 'cACertificate'
 	SYNTAX 1.3.6.1.4.1.1466.115.121.1.8 )
 
diff -Naur openldap/schema/inetorgperson.schema openldapsis/schema/inetorgperson.schema
--- openldap/schema/inetorgperson.schema	2004-10-09 17:26:26.000000000 +0000
+++ openldapsis/schema/inetorgperson.schema	2004-10-09 17:34:49.000000000 +0000
@@ -139,5 +139,7 @@
 		labeledURI $ mail $ manager $ mobile $ o $ pager $
 		photo $ roomNumber $ secretary $ uid $ userCertificate $
 		x500uniqueIdentifier $ preferredLanguage $
-		userSMIMECertificate $ userPKCS12 )
+                userSMIMECertificate $ userPKCS12 $
+                attributeCertificateAttribute )
+
 	)