diff --git a/Cargo.toml b/Cargo.toml
index 45ea029..cd57e64 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,4 +27,4 @@ sgx_rand = { rev = "v1.1.2", git = "https://github.com/apache/teaclave-sgx-sdk.g
 sgx_tstd = { rev = "v1.1.2", git = "https://github.com/apache/teaclave-sgx-sdk.git" }
 
 [dependencies]
-rustc-serialize = { git = "https://github.com/mesalock-linux/rustc-serialize-sgx" }
+rustc-serialize = { git = "https://github.com/mesalock-linux/rustc-serialize-sgx", branch="v1.1.2-backup"}