diff --git a/.gitmodules b/.gitmodules
index ad2702ed2..e69de29bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +0,0 @@
-[submodule "vendor/github.com/ethereum/go-ethereum"]
-	path = vendor/github.com/ethereum/go-ethereum
-	url = https://github.com/harmony-one/go-ethereum
-	branch = master
-[submodule "vendor/github.com/libp2p/go-libp2p-kad-dht"]
-	path = vendor/github.com/libp2p/go-libp2p-kad-dht
-	url = https://github.com/libp2p/go-libp2p-kad-dht
diff --git a/vendor/github.com/ethereum/go-ethereum b/vendor/github.com/ethereum/go-ethereum
deleted file mode 160000
index 38cce9ac3..000000000
--- a/vendor/github.com/ethereum/go-ethereum
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 38cce9ac333d674616047be14c270d7cfbd43641
diff --git a/vendor/github.com/libp2p/go-libp2p-kad-dht b/vendor/github.com/libp2p/go-libp2p-kad-dht
deleted file mode 160000
index 838d43da0..000000000
--- a/vendor/github.com/libp2p/go-libp2p-kad-dht
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 838d43da02fc33899794e1c63fe4bd4d0bfd749a