diff --git a/backend/alembic/versions/cf90764725d8_larger_refresh_tokens.py b/backend/alembic/versions/cf90764725d8_larger_refresh_tokens.py
new file mode 100644
index 0000000000..2a98764591
--- /dev/null
+++ b/backend/alembic/versions/cf90764725d8_larger_refresh_tokens.py
@@ -0,0 +1,24 @@
+"""larger refresh tokens
+
+Revision ID: cf90764725d8
+Revises: 4794bc13e484
+Create Date: 2025-04-04 10:56:39.769294
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "cf90764725d8"
+down_revision = "4794bc13e484"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.alter_column("oauth_account", "refresh_token", type_=sa.Text())
+
+
+def downgrade() -> None:
+    op.alter_column("oauth_account", "refresh_token", type_=sa.String(length=1024))
diff --git a/backend/onyx/db/models.py b/backend/onyx/db/models.py
index c9ffd25983..3c623fde69 100644
--- a/backend/onyx/db/models.py
+++ b/backend/onyx/db/models.py
@@ -141,6 +141,7 @@ def process_result_value(self, value: str | None, dialect: Dialect) -> str | Non
 class OAuthAccount(SQLAlchemyBaseOAuthAccountTableUUID, Base):
     # even an almost empty token from keycloak will not fit the default 1024 bytes
     access_token: Mapped[str] = mapped_column(Text, nullable=False)  # type: ignore
+    refresh_token: Mapped[str] = mapped_column(Text, nullable=False)  # type: ignore
 
 
 class User(SQLAlchemyBaseUserTableUUID, Base):