diff --git a/core/data/alembic/versions/ada3e2d02483_maimai_fix_pandora_flags.py b/core/data/alembic/versions/ada3e2d02483_maimai_fix_pandora_flags.py
new file mode 100644
index 0000000..3a18503
--- /dev/null
+++ b/core/data/alembic/versions/ada3e2d02483_maimai_fix_pandora_flags.py
@@ -0,0 +1,90 @@
+"""maimai_fix_pandora_flags
+
+Revision ID: ada3e2d02483
+Revises: 318d52559e83
+Create Date: 2026-04-23 13:29:18.768083
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import mysql
+
+# revision identifiers, used by Alembic.
+revision = 'ada3e2d02483'
+down_revision = '318d52559e83'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList0',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList1',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList2',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList3',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList4',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList5',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList6',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'emblemFlagList',
+               existing_type=mysql.INTEGER(),
+               type_=sa.BIGINT(),
+               existing_nullable=True)
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('maimai_profile_boss', 'emblemFlagList',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList6',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList5',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList4',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList3',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList2',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList1',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    op.alter_column('maimai_profile_boss', 'pandoraFlagList0',
+               existing_type=sa.BIGINT(),
+               type_=mysql.INTEGER(),
+               existing_nullable=True)
+    # ### end Alembic commands ###
diff --git a/titles/mai2/schema/profile.py b/titles/mai2/schema/profile.py
index ebf04a4..fb95d29 100644
--- a/titles/mai2/schema/profile.py
+++ b/titles/mai2/schema/profile.py
@@ -17,6 +17,7 @@ from sqlalchemy.types import (
     Integer,
     SmallInteger,
     String,
+    BIGINT
 )
 
 from core.data.schema import BaseData, metadata
@@ -465,14 +466,14 @@ boss = Table(
         ForeignKey("aime_user.id", ondelete="cascade", onupdate="cascade"),
         nullable=False,
     ),
-    Column("pandoraFlagList0", Integer),
-    Column("pandoraFlagList1", Integer),
-    Column("pandoraFlagList2", Integer),
-    Column("pandoraFlagList3", Integer),
-    Column("pandoraFlagList4", Integer),
-    Column("pandoraFlagList5", Integer),
-    Column("pandoraFlagList6", Integer),
-    Column("emblemFlagList", Integer),
+    Column("pandoraFlagList0", BIGINT),
+    Column("pandoraFlagList1", BIGINT),
+    Column("pandoraFlagList2", BIGINT),
+    Column("pandoraFlagList3", BIGINT),
+    Column("pandoraFlagList4", BIGINT),
+    Column("pandoraFlagList5", BIGINT),
+    Column("pandoraFlagList6", BIGINT),
+    Column("emblemFlagList", BIGINT),
     UniqueConstraint("user", name="mai2_profile_boss_uk"),
     mysql_charset="utf8mb4",
 )