diff --git a/package.json b/package.json
index f2928f6..b337a74 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kevisual/js-filter",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "description": "用于 JavaScript 数组的 SQL LIKE 过滤器函数",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
diff --git a/src/index.ts b/src/index.ts
index cbd9317..a6fe540 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -422,6 +422,9 @@ export function createFilter(query: string): (item: any) => boolean {
 }
 
 export function filter(data: any[], query: string): any[] {
+  if (!query || query.trim() === '') {
+    return data;
+  }
   const lexer = new Lexer(query);
   const parser = new Parser(lexer);
   const ast = parser.parse();