diff --git a/.changeset/beige-actors-push.md b/.changeset/beige-actors-push.md
new file mode 100644
index 000000000..1709f1a2c
--- /dev/null
+++ b/.changeset/beige-actors-push.md
@@ -0,0 +1,5 @@
+---
+"@hi-ui/hiui": patch
+---
+
+fix(time-picker): 修复设置空字符串无效问题
diff --git a/.changeset/dry-jokes-work.md b/.changeset/dry-jokes-work.md
new file mode 100644
index 000000000..c74032212
--- /dev/null
+++ b/.changeset/dry-jokes-work.md
@@ -0,0 +1,5 @@
+---
+"@hi-ui/time-picker": patch
+---
+
+fix: 修复设置空字符串无效问题
diff --git a/packages/ui/time-picker/src/TimePicker.tsx b/packages/ui/time-picker/src/TimePicker.tsx
index 115cd74c3..78758c806 100644
--- a/packages/ui/time-picker/src/TimePicker.tsx
+++ b/packages/ui/time-picker/src/TimePicker.tsx
@@ -32,7 +32,7 @@ const getValueMatchString = (
   value?: TimePickerValue[] | TimePickerValue,
   format: TimePickerFormat = 'HH:mm:ss'
 ) => {
-  if (!value) {
+  if (value === undefined || value === null) {
     return undefined
   }
   const result = Array.isArray(value) ? value : [value]