diff --git a/packages/plugin/src/decorators.ts b/packages/plugin/src/decorators.ts
index 54700823..26f37166 100644
--- a/packages/plugin/src/decorators.ts
+++ b/packages/plugin/src/decorators.ts
@@ -35,12 +35,13 @@ export function cmd(metadata: interfaces.CommandMetadata = {}) {
 }
 
 /**
- * MiaoScript Command
- * @param metadata CommandMetadata
+ * MiaoScript TabComplete
+ * @param metadata TabCompleterMetadata
  */
 export function tab(metadata: interfaces.TabCompleterMetadata = {}) {
     return function(target: any, key: string, value: any) {
-        metadata.name = metadata.name || key.startsWith('tab') ? key.split('tab', 2)[0] : key;
+        metadata.name = metadata.name || (key.startsWith('tab') ? key.split('tab', 2)[1] : key);
+        if (!metadata.name) { return; }
         metadata.executor = key;
         metadata.paramtypes = Reflect.getMetadata("design:paramtypes", target, key)
         const previousMetadata: Map<string, interfaces.TabCompleterMetadata> = getPluginTabCompleterMetadata(target)
diff --git a/packages/plugin/src/interfaces.ts b/packages/plugin/src/interfaces.ts
index 3008eb35..ef817011 100644
--- a/packages/plugin/src/interfaces.ts
+++ b/packages/plugin/src/interfaces.ts
@@ -1,4 +1,4 @@
-import { injectable, postConstruct } from "inversify";
+import { injectable } from "@ms/container";
 
 export namespace interfaces {
     @injectable()
diff --git a/packages/plugin/src/utils.ts b/packages/plugin/src/utils.ts
index 5d31e93f..1a463bce 100644
--- a/packages/plugin/src/utils.ts
+++ b/packages/plugin/src/utils.ts
@@ -34,7 +34,7 @@ function getPluginCommandMetadata(target: any) {
 }
 
 function getPluginTabCompleterMetadata(target: any) {
-    let tabcompleterMetadata: Map<string, interfaces.CommandMetadata> = Reflect.getMetadata(
+    let tabcompleterMetadata: Map<string, interfaces.TabCompleterMetadata> = Reflect.getMetadata(
         METADATA_KEY.tab,
         target.constructor
     ) || new Map<string, interfaces.TabCompleterMetadata>();