diff --git a/src/Cli.js b/src/Cli.js
index 5b101d3..e315e97 100644
--- a/src/Cli.js
+++ b/src/Cli.js
@@ -74,9 +74,9 @@ export default class Cli {
       cmd = (await input("Send command: ")).split(' ');
       const method = cmd[0];
 
-      const params = cmd.length > 1 ? cmd.shift() && cmd : "";
+      const params = cmd.length > 1 ? cmd.shift() && cmd : [];
 
-      console.log(await this.client.sendRequest(method, params || []));
+      console.log(await this.client.sendRequest(method, params));
     }
   }
 
diff --git a/src/index.js b/src/index.js
index 482ffaf..1f107fe 100644
--- a/src/index.js
+++ b/src/index.js
@@ -19,7 +19,7 @@ async function main() {
 
     const method = cmd[0];
 
-    const params = cmd.length > 1 ? cmd.shift() && cmd : "";
+    const params = cmd.length > 1 ? cmd.shift() && cmd : [];
 
     const client = new Client(false);
     await client.connect([server[0], parseInt(server[1])]);