diff --git a/projects/legacy/components/input-date-time/input-date-time.directive.ts b/projects/legacy/components/input-date-time/input-date-time.directive.ts
index 9f9152b80313..bda046a9220d 100644
--- a/projects/legacy/components/input-date-time/input-date-time.directive.ts
+++ b/projects/legacy/components/input-date-time/input-date-time.directive.ts
@@ -16,7 +16,7 @@ export class TuiInputDateTimeDirective extends AbstractTuiTextfieldHost<TuiInput
     }
 
     public get rawValue(): [TuiDay | null, TuiTime | null] {
-        return this.host.value;
+        return this.host.value ?? [null, null];
     }
 
     public onValueChange(value: string): void {