diff --git a/lib/asn1/pkcs9.asn1 b/lib/asn1/pkcs9.asn1
index 0f541f771..6775a92e0 100644
--- a/lib/asn1/pkcs9.asn1
+++ b/lib/asn1/pkcs9.asn1
@@ -9,10 +9,15 @@ BEGIN
 id-pkcs-9 OBJECT IDENTIFIER ::= { iso(1) member-body(2) us(840)
 	rsadsi(113549) pkcs(1) pkcs-9(9) }
 
-id-pkcs-9-at-friendlyName		OBJECT IDENTIFIER ::= {id-pkcs-9 20}
-id-pkcs-9-at-localKeyId			OBJECT IDENTIFIER ::= {id-pkcs-9 21}
-id-pkcs-9-at-certTypes			OBJECT IDENTIFIER ::= {id-pkcs-9 22}
-id-pkcs-9-at-certTypes-x509		OBJECT IDENTIFIER ::= {id-pkcs-9-at-certTypes 1}
+id-pkcs9-contentType		OBJECT IDENTIFIER ::= {id-pkcs-9 3 }
+id-pkcs9-messageDigest		OBJECT IDENTIFIER ::= {id-pkcs-9 4 }
+id-pkcs9-signingTime		OBJECT IDENTIFIER ::= {id-pkcs-9 5 }
+id-pkcs9-countersignature	OBJECT IDENTIFIER ::= {id-pkcs-9 6 }
+
+id-pkcs-9-at-friendlyName	OBJECT IDENTIFIER ::= {id-pkcs-9 20}
+id-pkcs-9-at-localKeyId		OBJECT IDENTIFIER ::= {id-pkcs-9 21}
+id-pkcs-9-at-certTypes		OBJECT IDENTIFIER ::= {id-pkcs-9 22}
+id-pkcs-9-at-certTypes-x509	OBJECT IDENTIFIER ::= {id-pkcs-9-at-certTypes 1}
 
 PKCS9-BMPString ::= BMPString