diff --git a/sdks/python/apache_beam/yaml/standard_io.yaml b/sdks/python/apache_beam/yaml/standard_io.yaml
index 400ab07a41fa..269c14e17baa 100644
--- a/sdks/python/apache_beam/yaml/standard_io.yaml
+++ b/sdks/python/apache_beam/yaml/standard_io.yaml
@@ -235,21 +235,21 @@
       'WriteToSqlServer': 'WriteToJdbc'
     defaults:
       'ReadFromMySql':
-        jdbcType: 'mysql'
+        jdbc_type: 'mysql'
       'WriteToMySql':
-        jdbcType: 'mysql'
+        jdbc_type: 'mysql'
       'ReadFromPostgres':
-        jdbcType: 'postgres'
+        jdbc_type: 'postgres'
       'WriteToPostgres':
-        jdbcType: 'postgres'
+        jdbc_type: 'postgres'
       'ReadFromOracle':
-        jdbcType: 'oracle'
+        jdbc_type: 'oracle'
       'WriteToOracle':
-        jdbcType: 'oracle'
+        jdbc_type: 'oracle'
       'ReadFromSqlServer':
-        jdbcType: 'mssql'
+        jdbc_type: 'mssql'
       'WriteToSqlServer':
-        jdbcType: 'mssql'
+        jdbc_type: 'mssql'
     underlying_provider:
       type: beamJar
       transforms: