diff --git a/.gitmodules b/.gitmodules
index be45593e9d..661671bb01 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -2,10 +2,3 @@
 	path = l2geth/tests/testdata
 	url = https://github.com/ethereum/tests
 
-[submodule "bedrock/erigon"]
-	path = bedrock/erigon
-	url = https://github.com/bobanetwork/erigon
-
-[submodule "bedrock/reference-optimistic-geth"]
-	path = bedrock/reference-optimistic-geth
-	url = https://github.com/bobanetwork/reference-optimistic-geth
diff --git a/bedrock/erigon b/bedrock/erigon
deleted file mode 160000
index 587af30238..0000000000
--- a/bedrock/erigon
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 587af302385d9ed8cf5a4d079ed31e996bec009e
diff --git a/bedrock/reference-optimistic-geth b/bedrock/reference-optimistic-geth
deleted file mode 160000
index b888babf44..0000000000
--- a/bedrock/reference-optimistic-geth
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit b888babf44e5bdf0cb79ba6a9fc45ed3f7045933