diff --git a/alembic/versions/46a6ce2bd2b2_expand_dataset_database_with_json_.py b/alembic/versions/46a6ce2bd2b2_expand_dataset_database_with_json_.py
index becd29226..a9e804f88 100644
--- a/alembic/versions/46a6ce2bd2b2_expand_dataset_database_with_json_.py
+++ b/alembic/versions/46a6ce2bd2b2_expand_dataset_database_with_json_.py
@@ -41,7 +41,7 @@ def upgrade() -> None:
                 sa.JSON(),
                 unique=False,
                 nullable=False,
-                default={},
+                server_default=sa.text("'{}'"),
             ),
         )
 
@@ -56,7 +56,7 @@ def upgrade() -> None:
                 sa.JSON(),
                 unique=False,
                 nullable=False,
-                default={},
+                server_default=sa.text("'{}'"),
             ),
         )
 
diff --git a/cognee/modules/users/models/DatasetDatabase.py b/cognee/modules/users/models/DatasetDatabase.py
index fee323d2f..577828921 100644
--- a/cognee/modules/users/models/DatasetDatabase.py
+++ b/cognee/modules/users/models/DatasetDatabase.py
@@ -1,6 +1,6 @@
 from datetime import datetime, timezone
 
-from sqlalchemy import Column, DateTime, String, UUID, ForeignKey, JSON
+from sqlalchemy import Column, DateTime, String, UUID, ForeignKey, JSON, text
 from cognee.infrastructure.databases.relational import Base
 
 
@@ -27,8 +27,12 @@ class DatasetDatabase(Base):
     # TODO: Instead of specifying and forwawrding all these individual fields, consider using a JSON field to store
     # configuration details for different database types. This would make it more flexible to add new database types
     # without changing the database schema.
-    graph_database_connection_info = Column(JSON, unique=False, nullable=False, default={})
-    vector_database_connection_info = Column(JSON, unique=False, nullable=False, default={})
+    graph_database_connection_info = Column(
+        JSON, unique=False, nullable=False, server_default=text("'{}'")
+    )
+    vector_database_connection_info = Column(
+        JSON, unique=False, nullable=False, server_default=text("'{}'")
+    )
 
     created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
     updated_at = Column(DateTime(timezone=True), onupdate=lambda: datetime.now(timezone.utc))