diff --git a/.gitmodules b/.gitmodules
index df14d9d..e0ba06f 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,5 @@
 [submodule "deps/compiler-rt-builtins-riscv"]
 	path = deps/compiler-rt-builtins-riscv
 	url = https://github.com/nervosnetwork/compiler-rt-builtins-riscv.git
+[submodule "https://github.com/nervosnetwork/compiler-rt-builtins-riscv.git"]
+	url = deps/compiler-rt-builtins-riscv
diff --git a/deps/compiler-rt-builtins-riscv b/deps/compiler-rt-builtins-riscv
index 8005bb7..f4a9eda 160000
--- a/deps/compiler-rt-builtins-riscv
+++ b/deps/compiler-rt-builtins-riscv
@@ -1 +1 @@
-Subproject commit 8005bb772e4bb7dbc087b8506f8ed460b92dabb1
+Subproject commit f4a9eda27cd396f3b3ef72f3dea910d08a05f59d