diff --git a/libs/tasks/domain/src/index.ts b/libs/tasks/domain/src/index.ts
index b6b8850..0e8b7cc 100644
--- a/libs/tasks/domain/src/index.ts
+++ b/libs/tasks/domain/src/index.ts
@@ -1,6 +1,10 @@
-export * from './lib/entities/task.entity';
-export * from './lib/entities/user-task.entity';
+// tasks
+export * from './lib/tasks-repository.interface';
 
+export * from './lib/entities/task.entity';
 export * from './lib/value-objects/task-status.enum';
 
-export * from './lib/tasks.repository';
+// user tasks
+export * from './lib/user-tasks-repository.interface';
+
+export * from './lib/entities/user-task.entity';
diff --git a/libs/tasks/domain/src/lib/tasks.repository.spec.ts b/libs/tasks/domain/src/lib/tasks-repository.interface.spec.ts
similarity index 89%
rename from libs/tasks/domain/src/lib/tasks.repository.spec.ts
rename to libs/tasks/domain/src/lib/tasks-repository.interface.spec.ts
index f7ec9c6..4221f5c 100644
--- a/libs/tasks/domain/src/lib/tasks.repository.spec.ts
+++ b/libs/tasks/domain/src/lib/tasks-repository.interface.spec.ts
@@ -1,5 +1,5 @@
 import { Task } from './entities/task.entity';
-import { TasksRepository } from './tasks.repository';
+import { TasksRepository } from './tasks-repository.interface';
 
 class MockTasksRepository implements TasksRepository {
   async findAll(): Promise<Task[]> {
diff --git a/libs/tasks/domain/src/lib/tasks.repository.ts b/libs/tasks/domain/src/lib/tasks-repository.interface.ts
similarity index 100%
rename from libs/tasks/domain/src/lib/tasks.repository.ts
rename to libs/tasks/domain/src/lib/tasks-repository.interface.ts
diff --git a/libs/tasks/domain/src/lib/user-tasks.repository.spec.ts b/libs/tasks/domain/src/lib/user-tasks-repository.interface.spec.ts
similarity index 95%
rename from libs/tasks/domain/src/lib/user-tasks.repository.spec.ts
rename to libs/tasks/domain/src/lib/user-tasks-repository.interface.spec.ts
index de2bdd3..d08ef7f 100644
--- a/libs/tasks/domain/src/lib/user-tasks.repository.spec.ts
+++ b/libs/tasks/domain/src/lib/user-tasks-repository.interface.spec.ts
@@ -1,5 +1,5 @@
 import { Task } from './entities/task.entity';
-import { UserTasksRepository } from './user-tasks.repository';
+import { UserTasksRepository } from './user-tasks-repository.interface';
 
 class MockUserTasksRepository implements UserTasksRepository {
   async findAll(userId: string): Promise<Task[]> {
diff --git a/libs/tasks/domain/src/lib/user-tasks.repository.ts b/libs/tasks/domain/src/lib/user-tasks-repository.interface.ts
similarity index 100%
rename from libs/tasks/domain/src/lib/user-tasks.repository.ts
rename to libs/tasks/domain/src/lib/user-tasks-repository.interface.ts