diff --git a/.gitmodules b/.gitmodules
index 3d2a5f5..7facb89 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -21,7 +21,4 @@
 	url = ../../z2nd_lib/zclipp.git
 [submodule "dep/zlinuxcomponents"]
 	path = dep/zlinuxcomponents
-	url = zwsd@192.168.1.3:z2nd_lib/zlinuxcomponents.git
-[submodule "buildtools"]
-	path = buildtools
-	url = zwsd@192.168.1.3:z2nd_lib/iflytopbuildtools.git
+	url = zwsd@192.168.1.3:z2nd_lib/zlinuxcomponents.git
\ No newline at end of file
diff --git a/buildtools b/buildtools
deleted file mode 160000
index 05da24e..0000000
--- a/buildtools
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 05da24e867d3785bea0ad6cf2890edf2be84a852