diff --git a/src/functions/locale.rs b/src/functions/locale.rs
new file mode 100755
index 0000000..dc50856
--- /dev/null
+++ b/src/functions/locale.rs
@@ -0,0 +1,52 @@
+use crate::internal::exec::*;
+use crate::internal::*;
+
+pub fn set_timezone(timezone: &str) {
+    exec_eval(exec(
+        "ln",
+        vec![
+            "-sf".to_string(),
+            format!("/usr/share/zoneinfo/{}", timezone),
+            "/etc/localtime".to_string(),
+        ],
+    ));
+    exec_eval(exec_chroot("hwclock", vec!["--systohc".to_string()]));
+}
+
+pub fn set_locale(locale: String) {
+    files_eval(files::append_file("/etc/locale.gen", "en_US.UTF-8 UTF-8"));
+    files_eval(files::append_file("/etc/locale.gen", locale.as_str()));
+    exec_eval(exec_chroot("locale-gen", vec!["".to_string()]));
+    files::create_file("/etc/locale.conf");
+    files_eval(files::append_file("/etc/locale.conf", "LANG=en_US.UTF-8"));
+}
+
+pub fn set_keyboard(keyboard: &str) {
+    files::create_file("/etc/vconsole.conf");
+    files_eval(files::append_file(
+        "/etc/vconsole.conf",
+        format!("KEYMAP={}", keyboard).as_str(),
+    ));
+}
+
+fn files_eval(return_code: std::result::Result<(), std::io::Error>) {
+    match return_code {
+        Ok(_) => {
+            log("Success".to_string());
+        }
+        Err(e) => {
+            crash(format!("Failed to create file, Error: {}", e), 1);
+        }
+    }
+}
+
+fn exec_eval(return_code: std::result::Result<std::process::Output, std::io::Error>) {
+    match return_code {
+        Ok(_) => {
+            log("Success".to_string());
+        }
+        Err(e) => {
+            crash(format!("Failed with error: {}", e), 1);
+        }
+    }
+}
diff --git a/src/functions/mod.rs b/src/functions/mod.rs
index 871009c..74bfa5f 100755
--- a/src/functions/mod.rs
+++ b/src/functions/mod.rs
@@ -1,4 +1,5 @@
 pub mod desktops;
+pub mod locale;
 pub mod network;
 pub mod partition;
 pub mod users;
diff --git a/src/functions/partition.rs b/src/functions/partition.rs
index 33170f6..257986f 100755
--- a/src/functions/partition.rs
+++ b/src/functions/partition.rs
@@ -81,23 +81,33 @@ pub fn partition(device: &str, mode: &str, efi: bool) {
 
 fn part_nvme(device: &str, efi: bool) {
     if efi {
-        returncode_eval(exec("mkfs.vfat", vec![
-            String::from(format!("{}p1", device)),
-        ]));
-        returncode_eval(exec("mkfs.btrfs", vec![
-            String::from(format!("{}p2", device)),
-        ]));
+        returncode_eval(exec(
+            "mkfs.vfat",
+            vec![String::from(format!("{}p1", device))],
+        ));
+        returncode_eval(exec(
+            "mkfs.btrfs",
+            vec![String::from(format!("{}p2", device))],
+        ));
         mount(format!("{}p2", device), "/mnt", "");
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@"),
-        ]));
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@home"),
-        ]));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@"),
+            ],
+        ));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@home"),
+            ],
+        ));
         umount("/mnt");
         mount(format!("{}p2", device), "/mnt/", "subvol=@");
         files::create_directory("/mnt/boot");
@@ -106,23 +116,33 @@ fn part_nvme(device: &str, efi: bool) {
         mount(format!("{}p2", device), "/mnt/home", "subvol=@home");
         mount(format!("{}p1", device), "/mnt/boot/efi", "");
     } else {
-        returncode_eval(exec("mkfs.ext4", vec![
-            String::from(format!("{}p1", device)),
-        ]));
-        returncode_eval(exec("mkfs.btrfs", vec![
-            String::from(format!("{}p2", device)),
-        ]));
+        returncode_eval(exec(
+            "mkfs.ext4",
+            vec![String::from(format!("{}p1", device))],
+        ));
+        returncode_eval(exec(
+            "mkfs.btrfs",
+            vec![String::from(format!("{}p2", device))],
+        ));
         mount(format!("{}p2", device), "/mnt/", "");
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@"),
-        ]));
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@home"),
-        ]));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@"),
+            ],
+        ));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@home"),
+            ],
+        ));
         umount("/mnt");
         mount(format!("{}p2", device), "/mnt/", "subvol=@");
         files::create_directory("/mnt/boot");
@@ -134,23 +154,33 @@ fn part_nvme(device: &str, efi: bool) {
 
 fn part_disk(device: &str, efi: bool) {
     if efi {
-        returncode_eval(exec("mkfs.vfat", vec![
-            String::from(format!("{}1", device)),
-        ]));
-        returncode_eval(exec("mkfs.btrfs", vec![
-            String::from(format!("{}2", device)),
-        ]));
+        returncode_eval(exec(
+            "mkfs.vfat",
+            vec![String::from(format!("{}1", device))],
+        ));
+        returncode_eval(exec(
+            "mkfs.btrfs",
+            vec![String::from(format!("{}2", device))],
+        ));
         mount(format!("{}2", device), "/mnt", "");
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@"),
-        ]));
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@home"),
-        ]));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@"),
+            ],
+        ));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@home"),
+            ],
+        ));
         umount("/mnt");
         mount(format!("{}2", device), "/mnt/", "subvol=@");
         files::create_directory("/mnt/boot");
@@ -159,23 +189,33 @@ fn part_disk(device: &str, efi: bool) {
         mount(format!("{}2", device), "/mnt/home", "subvol=@home");
         mount(format!("{}1", device), "/mnt/boot/efi", "");
     } else {
-        returncode_eval(exec("mkfs.ext4", vec![
-            String::from(format!("{}1", device)),
-        ]));
-        returncode_eval(exec("mkfs.btrfs", vec![
-            String::from(format!("{}2", device)),
-        ]));
+        returncode_eval(exec(
+            "mkfs.ext4",
+            vec![String::from(format!("{}1", device))],
+        ));
+        returncode_eval(exec(
+            "mkfs.btrfs",
+            vec![String::from(format!("{}2", device))],
+        ));
         mount(format!("{}2", device), "/mnt/", "");
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@"),
-        ]));
-        returncode_eval(exec_workdir("btrfs", "/mnt", vec![
-            String::from("subvolume"),
-            String::from("create"),
-            String::from("@home"),
-        ]));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@"),
+            ],
+        ));
+        returncode_eval(exec_workdir(
+            "btrfs",
+            "/mnt",
+            vec![
+                String::from("subvolume"),
+                String::from("create"),
+                String::from("@home"),
+            ],
+        ));
         umount("/mnt");
         mount(format!("{}2", device), "/mnt/", "subvol=@");
         files::create_directory("/mnt/boot");
@@ -187,18 +227,19 @@ fn part_disk(device: &str, efi: bool) {
 
 fn mount(partition: String, mountpoint: &str, options: &str) {
     let options = if options.is_empty() { "\"\"" } else { options };
-    returncode_eval(exec("mount", vec![
-        String::from(partition),
-        String::from(mountpoint),
-        String::from("-o"),
-        String::from(options),
-    ]));
+    returncode_eval(exec(
+        "mount",
+        vec![
+            String::from(partition),
+            String::from(mountpoint),
+            String::from("-o"),
+            String::from(options),
+        ],
+    ));
 }
 
 fn umount(mountpoint: &str) {
-    returncode_eval(exec("umount", vec![
-        String::from(mountpoint),
-    ]));
+    returncode_eval(exec("umount", vec![String::from(mountpoint)]));
 }
 
 fn returncode_eval(return_code: std::result::Result<std::process::Output, std::io::Error>) {
@@ -210,4 +251,4 @@ fn returncode_eval(return_code: std::result::Result<std::process::Output, std::i
             crash(format!("Failed with error: {}", e), 1);
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/internal/exec.rs b/src/internal/exec.rs
index ab49093..aaf96b6 100755
--- a/src/internal/exec.rs
+++ b/src/internal/exec.rs
@@ -5,12 +5,25 @@ pub fn exec(command: &str, args: Vec<String>) -> Result<std::process::Output, st
     returncode
 }
 
-pub fn exec_chroot(command: &str, args: Vec<String>) -> Result<std::process::Output, std::io::Error> {
-    let returncode = Command::new("arch-chroot").args(&["/mnt", command]).args(args).output();
+pub fn exec_chroot(
+    command: &str,
+    args: Vec<String>,
+) -> Result<std::process::Output, std::io::Error> {
+    let returncode = Command::new("arch-chroot")
+        .args(&["/mnt", command])
+        .args(args)
+        .output();
     returncode
 }
 
-pub fn exec_workdir(command: &str, workdir: &str, args: Vec<String>,) -> Result<std::process::Output, std::io::Error> {
-    let returncode = Command::new(command).args(args).current_dir(workdir).output();
+pub fn exec_workdir(
+    command: &str,
+    workdir: &str,
+    args: Vec<String>,
+) -> Result<std::process::Output, std::io::Error> {
+    let returncode = Command::new(command)
+        .args(args)
+        .current_dir(workdir)
+        .output();
     returncode
-}
\ No newline at end of file
+}
diff --git a/src/main.rs b/src/main.rs
index 175175a..db16934 100755
--- a/src/main.rs
+++ b/src/main.rs
@@ -115,10 +115,15 @@ fn main() {
     } else if let Some(app) = app.subcommand_matches("locale") {
         let kbrlayout = app.value_of("keyboard").unwrap();
         let timezn = app.value_of("timezone").unwrap();
-        let locale = app.values_of("locales").unwrap();
-        println!("keyboard layout: {}", kbrlayout);
-        println!("timezone: {}", timezn);
-        println!("locales: {:?}", locale);
+        let locale: String = app
+            .values_of("locales")
+            .unwrap()
+            .into_iter()
+            .map(|s| s.to_string())
+            .collect();
+        locale::set_locale(locale);
+        locale::set_keyboard(kbrlayout);
+        locale::set_timezone(timezn);
     } else if let Some(app) = app.subcommand_matches("networking") {
         network::enable_ipv6(app.value_of("ipv6").unwrap().parse::<bool>().unwrap());
         network::set_hostname(app.value_of("hostname").unwrap())