diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 4975228..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "system/at"]
-	path = system/at
-	url = git@git.syui.ai:ai/at
diff --git a/system/at b/system/at
deleted file mode 160000
index bd32991..0000000
--- a/system/at
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit bd3299154c46d6ead3fdf8b9a9d7d33305a447a9