diff --git a/src/entities/PosDict.ts b/src/entities/PosDict.ts
index 3439c2ac..5488dd2c 100644
--- a/src/entities/PosDict.ts
+++ b/src/entities/PosDict.ts
@@ -103,7 +103,7 @@ export class CreatePosDict {
   isSpecial: boolean;
   
   @Column()
-  positionIsSelected: boolean | null;
+  positionIsSelected?: boolean | null;
 }
 
 export class CreatePosDictExe {