diff --git a/Cargo.toml b/Cargo.toml
index 0438e54..58ca7ac 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,6 +42,7 @@ ipstack = { version = "0.1" }
 log = { version = "0.4", features = ["std"] }
 mimalloc = { version = "0.1", default-features = false, optional = true }
 percent-encoding = "2"
+shlex = "1.3.0"
 socks5-impl = { version = "0.6", default-features = false, features = [
     "tokio",
 ] }
@@ -53,7 +54,6 @@ tun = { version = "0.7", features = ["async"] }
 udp-stream = { version = "0.0.12", default-features = false }
 unicase = "2"
 url = "2"
-shlex = "1.3.0"
 
 [build-dependencies]
 serde_json = "1"
diff --git a/src/general_api.rs b/src/general_api.rs
index ba03b71..665026e 100644
--- a/src/general_api.rs
+++ b/src/general_api.rs
@@ -2,8 +2,8 @@ use crate::{
     args::{ArgDns, ArgProxy},
     ArgVerbosity, Args,
 };
-use shlex::split;
 use std::os::raw::{c_char, c_int, c_ushort};
+
 static TUN_QUIT: std::sync::Mutex<Option<tokio_util::sync::CancellationToken>> = std::sync::Mutex::new(None);
 
 /// # Safety
@@ -88,16 +88,12 @@ pub unsafe extern "C" fn tun2proxy_run_with_cli_args(cli_args: *const c_char, tu
     let Ok(cli_args) = std::ffi::CStr::from_ptr(cli_args).to_str() else {
         return -5;
     };
-    match split(cli_args) {
-        Some(args) => {
-            let args = <Args as ::clap::Parser>::parse_from(args);
-            general_run_for_api(args, tun_mtu, packet_information)
-        }
-        None => {
-            log::error!("Failed to split CLI arguments");
-            -6
-        }
-    }
+    let Some(args) = shlex::split(cli_args) else {
+        log::error!("Failed to split CLI arguments");
+        return -6;
+    };
+    let args = <Args as ::clap::Parser>::parse_from(args);
+    general_run_for_api(args, tun_mtu, packet_information)
 }
 
 pub fn general_run_for_api(args: Args, tun_mtu: u16, packet_information: bool) -> c_int {