diff --git a/models/module.py b/models/module.py
index 9850e18..0a0f063 100644
--- a/models/module.py
+++ b/models/module.py
@@ -12,8 +12,16 @@ if TYPE_CHECKING:
 project_module = Table(
     'project_module',
     BaseModel.metadata,
-    Column('project_id', ForeignKey('projects.id')),
-    Column('module_id', ForeignKey('modules.id')),
+    Column('project_id', ForeignKey('projects.id'), primary_key=True),
+    Column('module_id', ForeignKey('modules.id'), primary_key=True),
+)
+
+
+module_dependencies = Table(
+    'module_dependencies',
+    BaseModel.metadata,
+    Column('module_id', ForeignKey('modules.id'), primary_key=True),
+    Column('depends_on_id', ForeignKey('modules.id'), primary_key=True),
 )
 
 
@@ -26,6 +34,24 @@ class Module(BaseModel):
     icon_name: Mapped[Optional[str]] = mapped_column(unique=True, nullable=False)
     is_deleted: Mapped[bool] = mapped_column(default=False)
 
+    depends_on: Mapped[list['Module']] = relationship(
+        'Module',
+        secondary=module_dependencies,
+        primaryjoin='Module.id == module_dependencies.c.module_id',
+        secondaryjoin='Module.id == module_dependencies.c.depends_on_id',
+        back_populates='depended_on_by',
+        lazy='immediate',
+    )
+
+    depended_on_by: Mapped[list['Module']] = relationship(
+        'Module',
+        secondary='module_dependencies',
+        primaryjoin='Module.id == module_dependencies.c.depends_on_id',
+        secondaryjoin='Module.id == module_dependencies.c.module_id',
+        back_populates='depends_on',
+        lazy='noload',
+    )
+
     projects: Mapped[list['Project']] = relationship(
         'Project',
         uselist=True,
diff --git a/schemas/project.py b/schemas/project.py
index c769ec4..d1d89ac 100644
--- a/schemas/project.py
+++ b/schemas/project.py
@@ -22,6 +22,7 @@ class ModuleSchema(BaseSchema):
     label: str
     icon_name: Optional[str] = None
     is_deleted: bool
+    depends_on: list["ModuleSchema"] = []
 
 
 class ProjectSchema(ProjectGeneralInfoSchema):
diff --git a/services/project.py b/services/project.py
index e740433..e9d65e6 100644
--- a/services/project.py
+++ b/services/project.py
@@ -1,7 +1,7 @@
 from datetime import datetime
 
 from sqlalchemy import select, update, func, delete
-from sqlalchemy.orm import selectinload
+from sqlalchemy.orm import selectinload, immediateload
 
 from card_attributes import CardAttributesCommandHandler
 from models import Project, Board, Module
@@ -27,7 +27,8 @@ class ProjectService(BaseService):
             .outerjoin(board_count_sub, Project.id == board_count_sub.c.project_id)
             .options(
                 selectinload(Project.attributes),
-                selectinload(Project.modules),
+                selectinload(Project.modules)
+                .selectinload(Module.depends_on),
             )
             .where(Project.is_deleted == False)
             .order_by(Project.id)
@@ -90,22 +91,48 @@ class ProjectService(BaseService):
         stmt = (
             select(Module)
             .where(Module.is_deleted == False)
+            .options(
+                selectinload(Module.depends_on),
+            )
         )
         modules = await self.session.scalars(stmt)
         return GetAllModulesResponse(modules=modules.all())
 
+    def get_module_with_dependencies(self, module: Module, visited_ids: set[int]) -> set[Module]:
+        result_modules = {module}
+
+        for dependency in module.depends_on:
+            if dependency.id not in visited_ids:
+                visited_ids.add(dependency.id)
+                result_modules.update(
+                    self.get_module_with_dependencies(dependency, visited_ids)
+                )
+
+        return result_modules
+
     async def update_project_modules(self, request: UpdateModulesRequest) -> UpdateModulesResponse:
         project: Optional[Project] = await self.session.get(Project, request.project_id)
         if not project:
             return UpdateModulesResponse(ok=False, message=f"Проект с ID {request.project_id} не найден")
 
+        load_dependencies = immediateload(Module.depends_on)
+        for i in range(5):
+            load_dependencies = load_dependencies.immediateload(Module.depends_on)
+
         modules_stmt = (
             select(Module)
             .where(Module.id.in_(request.module_ids))
+            .options(load_dependencies)
         )
         modules = (await self.session.scalars(modules_stmt)).all()
 
-        project.modules = modules
+        result_modules = set()
+        visited_module_ids = set(request.module_ids)
+        for module in modules:
+            result_modules.update(
+                self.get_module_with_dependencies(module, visited_module_ids)
+            )
+        project.modules = list(result_modules)
         await self.session.commit()
 
         return UpdateModulesResponse(ok=True, message="Модули успешно обновлены")