diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 94bd0fe..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "protocol"]
-	path = protocol
-	url = https://github.com/tronprotocol/protocol
\ No newline at end of file