diff --git a/Cargo.lock b/Cargo.lock
index b128dd3..697cba7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -82,10 +82,18 @@ dependencies = [
 name = "htracker"
 version = "0.1.0"
 dependencies = [
+ "serde",
+ "serde_json",
  "structopt",
  "uuid",
 ]
 
+[[package]]
+name = "itoa"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "112c678d4050afce233f4f2852bb2eb519230b3cf12f33585275537d7e41578d"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -176,6 +184,43 @@ dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "ryu"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3f6f92acf49d1b98f7a81226834412ada05458b7364277387724a237f062695"
+
+[[package]]
+name = "serde"
+version = "1.0.138"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1578c6245786b9d168c5447eeacfb96856573ca56c9d68fdcf394be134882a47"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.138"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "023e9b1467aef8a10fb88f25611870ada9800ef7e22afce356bb0d2387b6f27c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.82"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82c2c1fdcd807d1098552c5b9a36e425e42e9fbd7c6a37a8425f390f781f7fa7"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "strsim"
 version = "0.8.0"
diff --git a/Cargo.toml b/Cargo.toml
index 3d7d1cd..c38691c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,3 +12,5 @@ license = "AGPL-3.0-or-later"
 [dependencies]
 structopt = "0.3"
 uuid = { version = "1.1", features = [ "v4", "fast-rng", "macro-diagnostics" ] }
+serde = { version = "1.0", features = [ "derive" ] }
+serde_json = "1.0"
diff --git a/src/habit.rs b/src/habit.rs
index 004a49c..c3270c8 100644
--- a/src/habit.rs
+++ b/src/habit.rs
@@ -17,10 +17,12 @@
  */
 
 use uuid::Uuid;
+use serde::{Serialize, Deserialize};
 
+#[derive(Serialize, Deserialize)]
 pub struct Habit
 {
-	uid:Uuid,
+	uid:String,
 	name:String,
 	bad:bool,
 	weight:u8,
@@ -32,14 +34,14 @@ impl Habit
 	{
 		Self
 		{
-			uid: Uuid::new_v4(),
+			uid: Uuid::new_v4().hyphenated().to_string(),
 			name,
 			bad,
 			weight,
 		}
 	}
 
-	pub fn get_uid(&self) -> String { self.uid.to_string() }
+	pub fn get_uid(&self) -> &String { &self.uid }
 	pub fn get_name(&self) -> &String { &self.name }
 	pub fn get_bad(&self) -> bool { self.bad }
 	pub fn get_weight(&self) -> u8 { self.weight }
diff --git a/src/main.rs b/src/main.rs
index e70dfca..0a8cdde 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -21,7 +21,6 @@ use structopt::clap::AppSettings;
 use std::env;
 use std::path::PathBuf;
 use std::fs;
-//use std::result::Result;
 
 mod habit;
 mod habitmgr;