diff --git a/src/components/is-hanzi.ts b/src/components/is-hanzi.ts
index 61549b7a1c63bb9ea3ef33059ef80aa3cbaba5a5..3e559ad0f9f8e4571d92bc7ec9ac35505452ddda 100644
--- a/src/components/is-hanzi.ts
+++ b/src/components/is-hanzi.ts
@@ -6,5 +6,5 @@
  * in the Hanzi fields.
  */
 export function isMaybeHanzi (candidate: string): boolean {
-  return /^[^\s\p{Ps}\p{Pe}\p{Po}\p{Pd}\p{Ll}\p{Lu}]+$/u.test(candidate)
+  return /^[^\s\p{Ps}\p{Pe}\p{Po}\p{Pd}\p{Ll}\p{Lu}\p{Sm}]+$/u.test(candidate)
 }