diff --git a/Cargo.toml b/Cargo.toml
index 8bd1b5a83f2..57314ef8ddd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,6 +18,7 @@ path = "src/rust/lib.rs"
 [dependencies]
 hyper = "*"
 mime = "*"
+rustc-serialize = "*"
 yup-oauth2 = "*"
 serde = "*"
 serde_macros = "*"
diff --git a/src/rust/lib.rs b/src/rust/lib.rs
index 3d83620ff5f..e05f416047f 100644
--- a/src/rust/lib.rs
+++ b/src/rust/lib.rs
@@ -5,6 +5,7 @@
 #[macro_use]
 extern crate hyper;
 extern crate mime;
+extern crate rustc_serialize;
 extern crate yup_oauth2 as oauth2;
 extern crate serde;