diff --git a/.gitmodules b/.gitmodules
index 37bd5ca..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +0,0 @@
-[submodule "rocket-chip"]
-	path = rocket-chip
-url=git@github.com:whutddk/Rocketchip-sub4Rtpp.git
-[submodule "rocket-chip-blocks"]
-	path = rocket-chip-blocks
-	url = git@github.com:chipsalliance/rocket-chip-blocks.git
\ No newline at end of file
diff --git a/rocket-chip b/rocket-chip
deleted file mode 160000
index 4852753..0000000
--- a/rocket-chip
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 4852753d43134a6121273695eadb8efe0ccb1545
diff --git a/rocket-chip-blocks b/rocket-chip-blocks
deleted file mode 160000
index 42fa33b..0000000
--- a/rocket-chip-blocks
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 42fa33b0a30513a3471ccf246377215dfc38356b