diff --git a/.gitmodules b/.gitmodules
index 3704d7d..6abc6d0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -157,9 +157,6 @@
 [submodule "site-lisp/saveplace-pdf-view"]
 	path = site-lisp/saveplace-pdf-view
 	url = https://github.com/nicolaisingh/saveplace-pdf-view.git
-[submodule "site-lisp/ace-window"]
-	path = site-lisp/ace-window
-	url = https://github.com/abo-abo/ace-window.git
 [submodule "site-lisp/markdown-mode"]
 	path = site-lisp/markdown-mode
 	url = https://github.com/jrblevin/markdown-mode.git
diff --git a/init.el b/init.el
index 4f1278f..27e0a58 100644
--- a/init.el
+++ b/init.el
@@ -93,7 +93,6 @@ If freezing sometimes, decrease it. If stuttering, increase it.")
 (require 'init-proxy)
 (require 'init-irc)
 (require 'init-mail)
-(require 'init-ace-window)
 (require 'init-markdown)
 (require 'init-media)
 (require 'init-plantuml)
diff --git a/lisp/init-ace-window.el b/lisp/init-ace-window.el
deleted file mode 100644
index 007310e..0000000
--- a/lisp/init-ace-window.el
+++ /dev/null
@@ -1,31 +0,0 @@
-;; -*- coding: utf-8; lexical-binding: t; -*-
-
-(require 'init-package)
-(add-pkg-in-pkg-dir "ace-window")
-(add-pkg-in-pkg-dir "posframe")
-(add-pkg-in-pkg-dir "avy")
-
-
-(require 'lazy-load)
-
-
-(with-eval-after-load 'ace-window
-  (setq aw-dispatch-when-more-than 3))
-
-(defun creature/auto-toggle-ace-window-posframe-mode (&rest _ignore)
-  "Enable `ace-window-posframe-mode' when Emacs running with GUI, otherwise disable it."
-  (if (display-graphic-p)
-      (progn
-        (require 'ace-window-posframe)
-        (ace-window-posframe-mode 1))
-    (when (fboundp 'ace-window-posframe-mode)
-      (ace-window-posframe-mode -1))))
-
-(advice-add 'ace-window :before #'creature/auto-toggle-ace-window-posframe-mode)
-
-(lazy-load-global-keys
- '(("C-x o" . ace-window))
- "ace-window")
-
-
-(provide 'init-ace-window)
diff --git a/site-lisp/ace-window b/site-lisp/ace-window
deleted file mode 160000
index 77115af..0000000
--- a/site-lisp/ace-window
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 77115afc1b0b9f633084cf7479c767988106c196