diff --git a/src/interfaces/python/mkdefines b/src/interfaces/python/mkdefines
index f023b3c748..9f45b94eb6 100755
--- a/src/interfaces/python/mkdefines
+++ b/src/interfaces/python/mkdefines
@@ -7,5 +7,5 @@ for l in open("/usr/local/pgsql/src/include/catalog/pg_type.h").readlines():
 	tokens = string.split(l)
 	if len(tokens) == 0 or tokens[0] != "#define": continue
 
-	if tokens[1] in ('CASHOID', 'INT2OID', 'INT4OID', 'OIDOID', 'FLOAT4OID', 'FLOAT8OID'):
+	if tokens[1] in ('CASHOID', 'INT2OID', 'INT4OID', 'OIDOID', 'FLOAT4OID', 'FLOAT8OID', 'NUMERICOID'):
 		print l,