diff --git a/sdk/python/feast/infra/registry/sql.py b/sdk/python/feast/infra/registry/sql.py
index 54ff7c9dc85..d57bcc7c0a3 100644
--- a/sdk/python/feast/infra/registry/sql.py
+++ b/sdk/python/feast/infra/registry/sql.py
@@ -81,7 +81,7 @@
 data_sources = Table(
     "data_sources",
     metadata,
-    Column("data_source_name", String(50), primary_key=True),
+    Column("data_source_name", String(255), primary_key=True),
     Column("project_id", String(50), primary_key=True),
     Column("last_updated_timestamp", BigInteger, nullable=False),
     Column("data_source_proto", LargeBinary, nullable=False),