diff --git a/backend/department/models.py b/backend/department/models.py
index c241dff..2a6b634 100644
--- a/backend/department/models.py
+++ b/backend/department/models.py
@@ -12,7 +12,6 @@ from sqlalchemy.ext.asyncio import AsyncSession
 from sqlmodel import Field, SQLModel, select
 from sqlmodel import Field, Relationship, SQLModel, select
 from department.plugins import as_uuid, now_utc
-from users.models import Users
 
 if TYPE_CHECKING:
     from job.job_post.models import JobPosts
diff --git a/backend/job/job_post/models.py b/backend/job/job_post/models.py
index 0853131..6d1de7e 100644
--- a/backend/job/job_post/models.py
+++ b/backend/job/job_post/models.py
@@ -967,4 +967,7 @@ class SocialPlatform(SQLModel, table=True):
 # Requisition must be registered before Users relationships trigger mapper
 # configure — JobPosts.requisition_id FKs to app.requisitions.
 import candidate_forms.models as _requisition_models  # noqa: E402, F401
-import users.models as _users_models  # noqa: E402, F401
\ No newline at end of file
+import users.models as _users_models  # noqa: E402, F401
+# JobPosts.department_ref resolves "Department" at mapper configure; workers that
+# never import the department app would otherwise fail to map JobPosts.
+import department.models as _department_models  # noqa: E402, F401
\ No newline at end of file