diff --git a/MySQLdb/__init__.py b/MySQLdb/__init__.py
index 9dc8dab..038309a 100644
--- a/MySQLdb/__init__.py
+++ b/MySQLdb/__init__.py
@@ -54,7 +54,7 @@ BINARY    = DBAPISet([FIELD_TYPE.BLOB, FIELD_TYPE.LONG_BLOB,
                      FIELD_TYPE.MEDIUM_BLOB, FIELD_TYPE.TINY_BLOB])
 NUMBER    = DBAPISet([FIELD_TYPE.DECIMAL, FIELD_TYPE.DOUBLE, FIELD_TYPE.FLOAT,
                      FIELD_TYPE.INT24, FIELD_TYPE.LONG, FIELD_TYPE.LONGLONG,
-                     FIELD_TYPE.TINY, FIELD_TYPE.YEAR])
+                     FIELD_TYPE.TINY, FIELD_TYPE.YEAR, FIELD_TYPE.NEWDECIMAL])
 DATE      = DBAPISet([FIELD_TYPE.DATE, FIELD_TYPE.NEWDATE])
 TIME      = DBAPISet([FIELD_TYPE.TIME])
 TIMESTAMP = DBAPISet([FIELD_TYPE.TIMESTAMP, FIELD_TYPE.DATETIME])