diff --git a/alembic/versions/070819d86587_create_punk_snipe.py b/alembic/versions/070819d86587_create_punk_snipe.py
index fb50166..f6b5fcb 100644
--- a/alembic/versions/070819d86587_create_punk_snipe.py
+++ b/alembic/versions/070819d86587_create_punk_snipe.py
@@ -27,7 +27,7 @@ def upgrade():
         sa.Column("punk_index", sa.Numeric, nullable=False),
         sa.Column("min_acceptance_price", sa.Numeric, nullable=False),
         sa.Column("acceptance_price", sa.Numeric, nullable=False),
-        sa.PrimaryKeyConstraint("transaction_hash", "trace_address"),
+        sa.PrimaryKeyConstraint("block_number", "transaction_hash", "trace_address"),
     )