diff --git a/server/migrations/versions/b9348748bbbc_reviewed.py b/server/migrations/versions/b9348748bbbc_reviewed.py
index 285d94b6..f9f23c3e 100644
--- a/server/migrations/versions/b9348748bbbc_reviewed.py
+++ b/server/migrations/versions/b9348748bbbc_reviewed.py
@@ -9,7 +9,6 @@ from typing import Sequence, Union
 
 from alembic import op
 import sqlalchemy as sa
-from sqlalchemy.dialects import sqlite
 
 # revision identifiers, used by Alembic.
 revision: str = 'b9348748bbbc'
@@ -21,12 +20,10 @@ depends_on: Union[str, Sequence[str], None] = None
 def upgrade() -> None:
     # ### commands auto generated by Alembic - please adjust! ###
     op.add_column('transcript', sa.Column('reviewed', sa.Boolean(), server_default=sa.text('0'), nullable=False))
-    op.drop_column('transcript', 'diarization')
     # ### end Alembic commands ###
 
 
 def downgrade() -> None:
     # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('transcript', sa.Column('diarization', sqlite.JSON(), nullable=True))
     op.drop_column('transcript', 'reviewed')
     # ### end Alembic commands ###