diff --git a/Cargo.toml b/Cargo.toml
index 8494d59..2e29527 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,3 +26,4 @@ cc = "1"
 
 [dependencies]
 libc = "0.2.29"
+serde = {version = "1.0.118", features = ["derive"]}
diff --git a/lib.rs b/lib.rs
index 76bacd5..70f2c64 100644
--- a/lib.rs
+++ b/lib.rs
@@ -6,6 +6,11 @@
 //!
 
 extern crate libc;
+extern crate serde;
+
+use serde::{Deserialize, Serialize};
+
+
 
 use std::ffi;
 use std::fmt;
@@ -39,7 +44,7 @@ static OS_KERN_BOOTTIME: libc::c_int = 21;
 
 /// System load average value.
 #[repr(C)]
-#[derive(Debug)]
+#[derive(Debug, Serialize)]
 pub struct LoadAvg {
     /// Average load within one minite.
     pub one: f64,
@@ -51,7 +56,7 @@ pub struct LoadAvg {
 
 /// System memory information.
 #[repr(C)]
-#[derive(Debug)]
+#[derive(Debug, Deserialize, Serialize)]
 pub struct MemInfo {
     /// Total physical memory.
     pub total: u64,
@@ -66,9 +71,11 @@ pub struct MemInfo {
     pub swap_free: u64,
 }
 
+// // implement Serialize for MemInfo
+
 /// The os release info of Linux
 #[derive(Debug)]
-#[derive(Default)]
+#[derive(Default, Deserialize, Serialize)]
 pub struct LinuxOSReleaseInfo {
     pub id: Option<String>,
     pub id_like: Option<String>,
@@ -94,7 +101,7 @@ pub struct LinuxOSReleaseInfo {
 
 /// Disk information.
 #[repr(C)]
-#[derive(Debug)]
+#[derive(Debug, Deserialize,  Serialize)]
 pub struct DiskInfo {
     pub total: u64,
     pub free: u64,