diff --git a/CHANGELOG.md b/CHANGELOG.md
index f05132d..86872b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to Wutta-Continuum will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## v0.1.1 (2024-08-27)
+
+### Fix
+
+- fix nullable flags for initial version tables
+
 ## v0.1.0 (2024-08-27)
 
 ### Feat
diff --git a/pyproject.toml b/pyproject.toml
index 1e7c109..cdae7af 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "Wutta-Continuum"
-version = "0.1.0"
+version = "0.1.1"
 description = "SQLAlchemy-Continuum versioning for WuttJamaican"
 readme = "README.md"
 authors = [{name = "Lance Edgar", email = "lance@edbob.org"}]
diff --git a/src/wutta_continuum/db/alembic/versions/71406251b8e7_first_versioning_tables.py b/src/wutta_continuum/db/alembic/versions/71406251b8e7_first_versioning_tables.py
index b5e3554..fe54b41 100644
--- a/src/wutta_continuum/db/alembic/versions/71406251b8e7_first_versioning_tables.py
+++ b/src/wutta_continuum/db/alembic/versions/71406251b8e7_first_versioning_tables.py
@@ -34,7 +34,7 @@ def upgrade() -> None:
     # person
     op.create_table('person_version',
                     sa.Column('uuid', sa.String(length=32), autoincrement=False, nullable=False),
-                    sa.Column('full_name', sa.String(length=100), autoincrement=False, nullable=False),
+                    sa.Column('full_name', sa.String(length=100), autoincrement=False, nullable=True),
                     sa.Column('first_name', sa.String(length=50), autoincrement=False, nullable=True),
                     sa.Column('middle_name', sa.String(length=50), autoincrement=False, nullable=True),
                     sa.Column('last_name', sa.String(length=50), autoincrement=False, nullable=True),
@@ -50,10 +50,10 @@ def upgrade() -> None:
     # user
     op.create_table('user_version',
                     sa.Column('uuid', sa.String(length=32), autoincrement=False, nullable=False),
-                    sa.Column('username', sa.String(length=25), autoincrement=False, nullable=False),
+                    sa.Column('username', sa.String(length=25), autoincrement=False, nullable=True),
                     sa.Column('password', sa.String(length=60), autoincrement=False, nullable=True),
                     sa.Column('person_uuid', sa.String(length=32), autoincrement=False, nullable=True),
-                    sa.Column('active', sa.Boolean(), autoincrement=False, nullable=False),
+                    sa.Column('active', sa.Boolean(), autoincrement=False, nullable=True),
                     sa.Column('transaction_id', sa.BigInteger(), autoincrement=False, nullable=False),
                     sa.Column('end_transaction_id', sa.BigInteger(), nullable=True),
                     sa.Column('operation_type', sa.SmallInteger(), nullable=False),
@@ -66,7 +66,7 @@ def upgrade() -> None:
     # role
     op.create_table('role_version',
                     sa.Column('uuid', sa.String(length=32), autoincrement=False, nullable=False),
-                    sa.Column('name', sa.String(length=100), autoincrement=False, nullable=False),
+                    sa.Column('name', sa.String(length=100), autoincrement=False, nullable=True),
                     sa.Column('notes', sa.Text(), autoincrement=False, nullable=True),
                     sa.Column('transaction_id', sa.BigInteger(), autoincrement=False, nullable=False),
                     sa.Column('end_transaction_id', sa.BigInteger(), nullable=True),
@@ -80,8 +80,8 @@ def upgrade() -> None:
     # user_x_role
     op.create_table('user_x_role_version',
                     sa.Column('uuid', sa.String(length=32), autoincrement=False, nullable=False),
-                    sa.Column('user_uuid', sa.String(length=32), autoincrement=False, nullable=False),
-                    sa.Column('role_uuid', sa.String(length=32), autoincrement=False, nullable=False),
+                    sa.Column('user_uuid', sa.String(length=32), autoincrement=False, nullable=True),
+                    sa.Column('role_uuid', sa.String(length=32), autoincrement=False, nullable=True),
                     sa.Column('transaction_id', sa.BigInteger(), autoincrement=False, nullable=False),
                     sa.Column('end_transaction_id', sa.BigInteger(), nullable=True),
                     sa.Column('operation_type', sa.SmallInteger(), nullable=False),