diff --git a/pyproject.toml b/pyproject.toml
index 891f3a7..d767e7b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "welearn-database"
-version = "1.5.3.dev0"
+version = "1.5.3.dev1"
 description = "All stuff related to relationnal database from the WeLearn project"
 authors = [
     {name = "Théo",email = "theo.nardin@cri-paris.org"}
diff --git a/welearn_database/alembic/versions/f10903998081_keycloack_id_for_user_id.py b/welearn_database/alembic/versions/f10903998081_keycloack_id_for_user_id.py
new file mode 100644
index 0000000..3fe96ca
--- /dev/null
+++ b/welearn_database/alembic/versions/f10903998081_keycloack_id_for_user_id.py
@@ -0,0 +1,30 @@
+"""keycloack_id_for_user_id
+
+Revision ID: f10903998081
+Revises: 5d46d7920342
+Create Date: 2026-09-23 14:27:26.389768
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "f10903998081"
+down_revision: Union[str, None] = "5d46d7920342"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "inferred_user",
+        sa.Column("keycloak_id", sa.Uuid(), nullable=True, unique=True),
+        schema="user_related",
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("inferred_user", "keycloak_id", schema="user_related")
diff --git a/welearn_database/data/models/user_related.py b/welearn_database/data/models/user_related.py
index d117807..3b77cb5 100644
--- a/welearn_database/data/models/user_related.py
+++ b/welearn_database/data/models/user_related.py
@@ -215,6 +215,7 @@ class InferredUser(Base):
     id: Mapped[UUID] = mapped_column(
         types.Uuid, primary_key=True, nullable=False, server_default="gen_random_uuid()"
     )
+    keycloak_id: Mapped[UUID] = mapped_column(types.Uuid, nullable=True)
     origin_referrer: Mapped[str | None]
     university_title: Mapped[str | None]
     role: Mapped[str | None]