diff --git a/src/lib/misc/small-chip/small-chip.component.ts b/src/lib/misc/small-chip/small-chip.component.ts
index 072dff7..db9a6e5 100644
--- a/src/lib/misc/small-chip/small-chip.component.ts
+++ b/src/lib/misc/small-chip/small-chip.component.ts
@@ -7,5 +7,5 @@ import { ChangeDetectionStrategy, Component, Input } from '@angular/core';
     changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class SmallChipComponent {
-    @Input() color: string | undefined;
+    @Input() color!: string;
 }