diff --git a/.gitmodules b/.gitmodules
index 8c1f08e0..e69de29b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +0,0 @@
-[submodule "docs"]
-	path = docs
-	url = git@github.com:kaitranntt/ccs-docs.git
diff --git a/docs b/docs
deleted file mode 160000
index f894f253..00000000
--- a/docs
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit f894f253d354bed9bb91d657ee1eed2e62c4099f