Move build_helper to sgx_build_helper
diff --git a/build_helper/Cargo.toml b/sgx_build_helper/Cargo.toml
similarity index 100%
rename from build_helper/Cargo.toml
rename to sgx_build_helper/Cargo.toml
diff --git a/build_helper/LICENSE b/sgx_build_helper/LICENSE
similarity index 100%
rename from build_helper/LICENSE
rename to sgx_build_helper/LICENSE
diff --git a/build_helper/Readme.md b/sgx_build_helper/Readme.md
similarity index 100%
rename from build_helper/Readme.md
rename to sgx_build_helper/Readme.md
diff --git a/build_helper/lib.rs b/sgx_build_helper/lib.rs
similarity index 100%
rename from build_helper/lib.rs
rename to sgx_build_helper/lib.rs
diff --git a/sgx_tstd/Cargo.toml b/sgx_tstd/Cargo.toml
index 7383fcc..5ac47f5 100644
--- a/sgx_tstd/Cargo.toml
+++ b/sgx_tstd/Cargo.toml
@@ -171,7 +171,7 @@
 untrusted_time = []
 
 [build-dependencies]
-sgx_build_helper = { path = "../build_helper" }
+sgx_build_helper = { path = "../sgx_build_helper" }
 
 [target.'cfg(not(target_env = "sgx"))'.dependencies]
 sgx_types = { path = "../sgx_types" }
diff --git a/xargo/sgx_tstd/Cargo.toml b/xargo/sgx_tstd/Cargo.toml
index a59d782..7f14e51 100644
--- a/xargo/sgx_tstd/Cargo.toml
+++ b/xargo/sgx_tstd/Cargo.toml
@@ -19,7 +19,7 @@
 use_builtin_ocalls = []
 
 [build-dependencies]
-sgx_build_helper = { path = "../../build_helper" }
+sgx_build_helper = { path = "../../sgx_build_helper" }
 
 [dependencies]
 sgx_types = { path = "../../sgx_types" }