diff --git a/alembic/versions/842535e6433f_contact_change.py b/alembic/versions/842535e6433f_contact_change.py
new file mode 100644
index 000000000..29be0d363
--- /dev/null
+++ b/alembic/versions/842535e6433f_contact_change.py
@@ -0,0 +1,57 @@
+"""contact change
+
+Revision ID: 842535e6433f
+Revises: 8447b9ebaf29
+Create Date: 2025-07-23 08:28:14.874799
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = "842535e6433f"
+down_revision: Union[str, Sequence[str], None] = "8447b9ebaf29"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column(
+        "address", "country", existing_type=sa.VARCHAR(length=100), nullable=False
+    )
+    op.alter_column(
+        "address", "address_type", existing_type=sa.VARCHAR(length=100), nullable=False
+    )
+    op.create_foreign_key(None, "address", "lexicon_term", ["country"], ["term"])
+    op.alter_column(
+        "email", "email_type", existing_type=sa.VARCHAR(length=100), nullable=False
+    )
+    op.alter_column(
+        "phone", "phone_type", existing_type=sa.VARCHAR(length=100), nullable=False
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column(
+        "phone", "phone_type", existing_type=sa.VARCHAR(length=100), nullable=True
+    )
+    op.alter_column(
+        "email", "email_type", existing_type=sa.VARCHAR(length=100), nullable=True
+    )
+    op.drop_constraint(None, "address", type_="foreignkey")
+    op.alter_column(
+        "address", "address_type", existing_type=sa.VARCHAR(length=100), nullable=True
+    )
+    op.alter_column(
+        "address", "country", existing_type=sa.VARCHAR(length=100), nullable=True
+    )
+    # ### end Alembic commands ###