diff --git a/src/main.rs b/src/main.rs
index 23826c39f..3eba3b566 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,7 +25,7 @@ use hayabusa::detections::utils;
 use hayabusa::detections::utils::{
     check_setting_path, get_writable_color, output_and_data_stack_for_html, output_profile_name,
 };
-use hayabusa::options::auto_complete::{print_completer, select_shell};
+use hayabusa::options::auto_complete::auto_complete;
 use hayabusa::options::htmlreport::{self, HTML_REPORTER};
 use hayabusa::options::pivot::create_output;
 use hayabusa::options::pivot::PIVOT_KEYWORD;
@@ -147,8 +147,7 @@ impl App {
 
         //ロゴと時間が表示さないように実行したい
         if let Action::AutoComplete(_) = &stored_static.config.action.as_ref().unwrap() {
-            let shell = select_shell();
-            print_completer(shell, app);
+            auto_complete(app);
             return;
         }
 
diff --git a/src/options/auto_complete.rs b/src/options/auto_complete.rs
index a8dfd5016..c5da47b2a 100644
--- a/src/options/auto_complete.rs
+++ b/src/options/auto_complete.rs
@@ -1,7 +1,12 @@
 use clap_complete::{generate, Generator, Shell};
 use dialoguer::Select;
 
-pub fn select_shell() -> Shell {
+pub fn auto_complete(app: &mut clap::Command) {
+    let shell = select_shell();
+    print_completer(shell, app);
+}
+
+fn select_shell() -> Shell {
     let items:Vec<Shell> = vec![Shell::Bash, Shell::Elvish, Shell::Fish, Shell::PowerShell, Shell::Zsh];
 
     let selection = Select::new()
@@ -12,7 +17,7 @@ pub fn select_shell() -> Shell {
 
     items[selection]
 }
-pub fn print_completer<G: Generator>(generator: G, app: &mut clap::Command) {
+fn print_completer<G: Generator>(generator: G, app: &mut clap::Command) {
     let name = app.get_name().to_owned();
 
     generate(generator, app, name, &mut std::io::stdout());