diff --git a/table.csv b/table.csv
index 9344aa8b..9fbc4389 100644
--- a/table.csv
+++ b/table.csv
@@ -2,6 +2,7 @@ codec,              description,              code
 
 miscellaneous,,
 raw,                raw binary,               0x55
+cms,                PKCS #7 (RFC 5652),       0x57
 
 bases encodings,,
 base1,              unary,                    0x01