diff --git a/src/migrations/versions/95b4ba4f731d_migration.py b/src/migrations/versions/95b4ba4f731d_migration.py
new file mode 100644
index 000000000..366c90b07
--- /dev/null
+++ b/src/migrations/versions/95b4ba4f731d_migration.py
@@ -0,0 +1,33 @@
+"""Migration
+
+Revision ID: 95b4ba4f731d
+Revises: 2597db647e9a
+Create Date: 2024-07-17 23:35:18.871569
+
+"""
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "95b4ba4f731d"
+down_revision = "2597db647e9a"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.execute("ALTER TABLE grouping_records ALTER COLUMN id TYPE BIGINT")
+    op.execute("CREATE SEQUENCE IF NOT EXISTS grouping_records_id_seq")
+    op.execute(
+        "ALTER TABLE grouping_records ALTER COLUMN id SET DEFAULT nextval('grouping_records_id_seq')"
+    )
+    op.execute("ALTER SEQUENCE grouping_records_id_seq OWNED BY grouping_records.id")
+    op.execute(
+        "SELECT setval('grouping_records_id_seq', COALESCE((SELECT MAX(id) FROM grouping_records), 1), true)"
+    )
+
+
+def downgrade():
+    op.execute("ALTER TABLE grouping_records ALTER COLUMN id DROP DEFAULT")
+    op.execute("DROP SEQUENCE grouping_records_id_seq")
+    op.execute("ALTER TABLE grouping_records ALTER COLUMN id TYPE INTEGER")
diff --git a/src/seer/db.py b/src/seer/db.py
index 2d1c5e3f3..bd0493729 100644
--- a/src/seer/db.py
+++ b/src/seer/db.py
@@ -233,8 +233,8 @@ class DbPrIdToAutofixRunIdMapping(Base):
 
 class DbGroupingRecord(Base):
     __tablename__ = "grouping_records"
-    id: Mapped[int] = mapped_column(Integer, primary_key=True)
-    project_id: Mapped[int] = mapped_column(BigInteger, nullable=False)
+    id: Mapped[int] = mapped_column(BigInteger, primary_key=True, autoincrement=True)
+    project_id: Mapped[int] = mapped_column(BigInteger, primary_key=True, nullable=False)
     message: Mapped[str] = mapped_column(String, nullable=False)
     error_type: Mapped[str] = mapped_column(String, nullable=True)
     stacktrace_embedding: Mapped[Vector] = mapped_column(Vector(768), nullable=False)