diff --git a/lisp/init-elpa.el b/lisp/init-elpa.el
index 341b35d..09455f4 100644
--- a/lisp/init-elpa.el
+++ b/lisp/init-elpa.el
@@ -28,8 +28,9 @@
 ;; 从develop分支而不是main分支获取straight.el
 (setq straight-repository-branch t)
 
-;; 安装use-package，emacs29以上别装
-;; (straight-use-package 'use-package)
+;; 安装use-package
+(if (< emacs-major-version 29)
+    (straight-use-package 'use-package))
 
 ;; 配置 use-package
 (setq use-package-always-defer (if *is-windows* nil t)
diff --git a/lisp/init-kbd.el b/lisp/init-kbd.el
index 8938d61..f024fcd 100644
--- a/lisp/init-kbd.el
+++ b/lisp/init-kbd.el
@@ -75,7 +75,8 @@
   "R" 'project-query-replace-regexp
   "v" 'magit-project-status
   "V" 'project-vc-dir
-  "a" 'my-gptel-agent-project)
+  "a" 'my-gptel-agent-project
+  "i" 'projectile-ibuffer)
 
 ;; g for magit
 (general-unbind "C-x g")
diff --git a/lisp/init-package.el b/lisp/init-package.el
index 7293cc2..db7ed44 100644
--- a/lisp/init-package.el
+++ b/lisp/init-package.el
@@ -128,6 +128,8 @@
 			    (project-query-replace-regexp "Query Replace" ?R)
 			    (consult-ripgrep-project "Ripgrep" ?r))))))
 
+(use-package ibuffer-projectile)
+
 ;; emms
 (use-package emms
   :commands