diff --git a/src/lineas_investigacion/entities/lineas_investigacion.entity.ts b/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
index e99af62..80d5cfa 100644
--- a/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
+++ b/src/lineas_investigacion/entities/lineas_investigacion.entity.ts
@@ -4,7 +4,7 @@ import { Profesor } from "../../Profesor/entities/profesor.entity";
 @Entity({ name: 'lineas_investigacion' })
 export class LineasInvestigacion {
 
-  @PrimaryGeneratedColumn({ name: 'PK_lineas_investigacion' })
+  @PrimaryGeneratedColumn()
   id_linea_inv: number;
 
   @Column({ type: 'int', nullable: false })