diff --git a/Cargo.toml b/Cargo.toml
index 5f6aea0..8451ba5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,4 +20,5 @@ serde = "0.6.1"
 url = "0.5.0"
 
 [dev-dependencies]
+serde_json = "0.6.0"
 yup-hyper-mock = "1.3.2"
diff --git a/src/lib.rs b/src/lib.rs
index 3a2d01c..b87a54e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -149,3 +149,6 @@ pub mod token;
 pub mod provider;
 pub mod error;
 pub mod client;
+
+#[cfg(test)]
+extern crate serde_json;
diff --git a/src/token/bearer.rs b/src/token/bearer.rs
index f65a498..94fd964 100644
--- a/src/token/bearer.rs
+++ b/src/token/bearer.rs
@@ -157,6 +157,7 @@ impl de::Visitor for FieldVisitor {
 mod tests {
     use chrono::{UTC, Duration};
     use rustc_serialize::json::Json;
+    use serde_json;
 
     use client::response::{FromResponse, ParseError};
     use token::{Static, Expiring};
@@ -258,4 +259,16 @@ mod tests {
         assert!(expiring.expires() > &UTC::now());
         assert!(expiring.expires() <= &(UTC::now() + Duration::seconds(3600)));
     }
+
+    #[test]
+    fn serialize_deserialize() {
+        let original = Bearer {
+            access_token: String::from("foo"),
+            scope: Some(String::from("bar")),
+            lifetime: Static,
+        };
+        let serialized = serde_json::to_value(&original);
+        let deserialized = serde_json::from_value(serialized).unwrap();
+        assert_eq!(original, deserialized);
+    }
 }
diff --git a/src/token/expiring.rs b/src/token/expiring.rs
index b56caad..5fb15c6 100644
--- a/src/token/expiring.rs
+++ b/src/token/expiring.rs
@@ -182,6 +182,7 @@ impl de::Visitor for FieldVisitor {
 mod tests {
     use chrono::{UTC, Duration, Timelike};
     use rustc_serialize::json::{self, Json};
+    use serde_json;
 
     use client::response::FromResponse;
     use super::Expiring;
@@ -218,4 +219,15 @@ mod tests {
         let decoded = json::decode(&json).unwrap();
         assert_eq!(expiring, decoded);
     }
+
+    #[test]
+    fn serialize_deserialize() {
+        let original = Expiring {
+            refresh_token: String::from("foo"),
+            expires: UTC::now().with_nanosecond(0).unwrap(),
+        };
+        let serialized = serde_json::to_value(&original);
+        let deserialized = serde_json::from_value(serialized).unwrap();
+        assert_eq!(original, deserialized);
+    }
 }
diff --git a/src/token/statik.rs b/src/token/statik.rs
index 620ecdb..f95c751 100644
--- a/src/token/statik.rs
+++ b/src/token/statik.rs
@@ -39,6 +39,7 @@ impl Deserialize for Static {
 #[cfg(test)]
 mod tests {
     use rustc_serialize::json::Json;
+    use serde_json;
 
     use client::response::{FromResponse, ParseError};
     use super::Static;
@@ -57,4 +58,12 @@ mod tests {
             Static::from_response(&json).unwrap_err()
         );
     }
+
+    #[test]
+    fn serialize_deserialize() {
+        let original = Static;
+        let serialized = serde_json::to_value(&original);
+        let deserialized = serde_json::from_value(serialized).unwrap();
+        assert_eq!(original, deserialized);
+    }
 }