diff --git a/src/commands/init.ts b/src/commands/init.ts
index 4585ff8..ab7c0bc 100644
--- a/src/commands/init.ts
+++ b/src/commands/init.ts
@@ -81,8 +81,12 @@ export function initCommand(program: Command): void {
         await saveEnvs(configOutputPath, envs, 'init');
         // 获取数据库统计信息
         const dbManager = createDatabaseManagerFromConfigPath(configOutputPath);
-        const dbStats = dbManager.getStats();
-        dbManager.close();
+        let dbStats;
+        try {
+          dbStats = dbManager.getStats();
+        } finally {
+          dbManager.close();
+        }
 
         console.log(chalk.green(`✅ Configuration file created successfully: ${options.output}`));
         console.log(chalk.green(`🗄️  Database initialized successfully: .envx/envx.db`));
diff --git a/src/utils/com.ts b/src/utils/com.ts
index 294201b..279d508 100644
--- a/src/utils/com.ts
+++ b/src/utils/com.ts
@@ -19,9 +19,12 @@ export async function getEnvs(configPath: string, tag?: string): Promise<EnvMap>
 
   if (tag) {
     const dbManager = createDatabaseManagerFromConfigPath(configPath);
-    envMap = dbManager.getTaggedValues(tag);
-    dbManager.close();
-    return envMap;
+    try {
+      envMap = dbManager.getTaggedValues(tag);
+      return envMap;
+    } finally {
+      dbManager.close();
+    }
   }
 
   // 合并 .env 文件内容
@@ -56,10 +59,11 @@ export async function getEnvs(configPath: string, tag?: string): Promise<EnvMap>
 
 export async function saveEnvs(configPath: string, envMap: EnvMap, tag?: string) {
   const dbManager = createDatabaseManagerFromConfigPath(configPath);
-
-  dbManager.batchUpsertTaggedValues(envMap, tag);
-
-  dbManager.close();
+  try {
+    dbManager.batchUpsertTaggedValues(envMap, tag);
+  } finally {
+    dbManager.close();
+  }
 }
 
 export async function writeEnvs(configPath: string, envMap: EnvMap) {