diff --git a/src/loaders/packages.rs b/src/loaders/packages.rs
index 02f58bc..abb72d5 100644
--- a/src/loaders/packages.rs
+++ b/src/loaders/packages.rs
@@ -2,7 +2,7 @@ use std::fs;
 use crate::structs::Package;
 use std::error::Error;
 use serde::Serialize;
-use std::collections::HashMap;
+use std::collections::BTreeMap;
 use std::process::Command;
 
 fn parse_dpkg_output(output: &str) -> Vec<Package> {
@@ -17,14 +17,14 @@ fn parse_dpkg_output(output: &str) -> Vec<Package> {
         .collect()
 }
 
-fn packages_to_hashmap(packages: &[Package]) -> HashMap<String, String> {
+fn packages_to_hashmap(packages: &[Package]) -> BTreeMap<String, String> {
     packages.iter().map(|p| (p.name.clone(), p.version.clone())).collect()
 }
 
 pub fn save_packages_to_toml(packages: &[Package], path: &str) -> Result<(), Box<dyn Error>> {
     #[derive(Serialize)]
     struct PackagesWrapper<'a> {
-        packages: &'a HashMap<String, String>,
+        packages: &'a BTreeMap<String, String>,
     }
 
     let pkg_map = packages_to_hashmap(packages);