diff --git a/mozilla/security/nss/lib/util/pkcs11t.h b/mozilla/security/nss/lib/util/pkcs11t.h
index 104fa698a13..044ec511c1a 100644
--- a/mozilla/security/nss/lib/util/pkcs11t.h
+++ b/mozilla/security/nss/lib/util/pkcs11t.h
@@ -429,6 +429,8 @@ typedef CK_ULONG          CK_KEY_TYPE;
 /* Camellia is proposed for v2.20 Amendment 3 */
 #define CKK_CAMELLIA        0x00000025
 
+#define CKK_SEED	    0x00000026
+
 #define CKK_VENDOR_DEFINED  0x80000000
 
 
@@ -933,6 +935,15 @@ typedef CK_ULONG          CK_MECHANISM_TYPE;
 #define CKM_CAMELLIA_ECB_ENCRYPT_DATA  0x00000556
 #define CKM_CAMELLIA_CBC_ENCRYPT_DATA  0x00000557
 
+#define CKM_SEED_KEY_GEN	       0x00000650    
+#define CKM_SEED_ECB		       0x00000651
+#define CKM_SEED_CBC		       0x00000652
+#define CKM_SEED_MAC		       0x00000653
+#define CKM_SEED_MAC_GENERAL	       0x00000654
+#define CKM_SEED_CBC_PAD	       0x00000655
+#define CKM_SEED_ECB_ENCRYPT_DATA      0x00000656
+#define CKM_SEED_CBC_ENCRYPT_DATA      0x00000657
+
 /* CKM_xxx_ENCRYPT_DATA mechanisms are new for v2.20 */
 #define CKM_DES_ECB_ENCRYPT_DATA       0x00001100
 #define CKM_DES_CBC_ENCRYPT_DATA       0x00001101