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diff --git a/Cargo.toml b/Cargo.toml
index f1b433c..06df1ea 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ repository = "https://git.korhonen.cc/FunctionalHacker/lqsd"
 license = "MIT"
 
 [dependencies]
-clap = { version = "4.1.8" }
-serde = { version = "1.0.152", features = ["derive"] }
-toml = "0.7.2"
-xdg = "2.4.1"
+clap = "2.33.0"
+serde = {version = "1.0.104", features = ["derive"]}
+toml = "0.5.6"
+xdg = "2.2.0"
diff --git a/README.adoc b/README.adoc
index f63fdc0..0a938c4 100644
--- a/README.adoc
+++ b/README.adoc
@@ -5,7 +5,7 @@ brightness too, so you can restore to the point before dimming.
 
 This is useful if you are running a standalone screen locking setup like
 swayidle/swaylock. Check out
-https://git.korhonen.cc/FunctionalHacker/dotfiles/src/branch/main/home/.config/sway/scripts/idle.sh[my
+https://git.korhonen.cc/FunctionalHacker/dotfiles/src/branch/master/home/.config/sway/scripts/idle.sh[my
 configuration files] for an example use case.
 
 == Usage
diff --git a/build-release.sh b/build-release.sh
index bb89320..2efc22a 100755
--- a/build-release.sh
+++ b/build-release.sh
@@ -1,18 +1,18 @@
-#!/bin/sh
+#!/bin/bash
 
-if [ $# = 1 ]; then
+if (( $# == 1 )); then
 	TAG=$1
 else
-	TAG=$(git tag | tail -1)
+	TAG=$(git tag | tail -n1)
 fi
 
-VERSION_NR=$(echo "$TAG" | cut -c2-)
+VERSION_NR=$(printf $TAG | cut -c2-)
 
-printf "\e[34m Building release version %s\e[0m\n\n" "$VERSION_NR"
+printf "\e[34m Building release version $VERSION_NR\e[0m\n\n"
 
 
-printf "\e[34m Checking out %s \e[0m\n\n" "$TAG"
-git checkout "tags/$TAG" > /dev/null 2>&1
+printf "\e[34m Checking out $TAG\e[0m\n\n"
+git checkout tags/$TAG > /dev/null 2>&1
 
 printf "\e[34m Building with cargo\e[0m\n"
 cargo build --release --locked
@@ -24,7 +24,7 @@ mkdir release
 cp target/release/lqsd release/
 cp LICENSE release/
 cp manpage.adoc release/
-cd release || return
+cd release
 
 printf "\e[34m Signing binary with GPG\e[0m\n"
 gpg --detach-sign --armor lqsd
@@ -52,14 +52,14 @@ asciidoctor -b manpage manpage.adoc
 printf "\n\n"
 
 printf "\e[34m Compressing to tar.zst\e[0m\n\n"
-tar cf lqsd_"${VERSION_NR}"_x86_64.tar.zst ./* --zstd
+tar cf lqsd_${VERSION_NR}_x86_64.tar.zst * --zstd
 
-mv ./*.tar.zst ..
+mv *.tar.zst ..
 
 cd ..
 
 printf "\e[34m removing leftover files\e[0m\n\n"
 rm -r release
 
-printf "\e[34m Returning to main\e[0m\n\n"
-git checkout main > /dev/null 2>&1
+printf "\e[34m Returning to master\e[0m\n\n"
+git checkout master > /dev/null 2>&1
diff --git a/src/cli.rs b/src/cli.rs
index f54089b..f525130 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -1,47 +1,42 @@
 extern crate clap;
-use clap::{Command, Arg, ArgAction};
+use clap::{App, AppSettings, Arg};
 
-pub fn app() -> Command {
-    Command::new("LiQuid Screen Dim")
+pub fn get_args() -> clap::ArgMatches<'static> {
+    App::new("LiQuid Screen Dim")
         .version(env!("CARGO_PKG_VERSION"))
         .author(env!("CARGO_PKG_AUTHORS"))
         .about(env!("CARGO_PKG_DESCRIPTION"))
-        .arg_required_else_help(true)
+        .setting(AppSettings::ArgRequiredElseHelp)
         .arg(
-            Arg::new("dim")
+            Arg::with_name("dim")
                 .long("dim")
-                .short('d')
-                .action(ArgAction::SetTrue)
+                .short("d")
+                .takes_value(false)
                 .display_order(1)
                 .help("Dims the screen to idle level set in configuration"),
         )
         .arg(
-            Arg::new("resume")
+            Arg::with_name("resume")
                 .long("resume")
-                .short('r')
-                .action(ArgAction::SetTrue)
+                .short("r")
+                .takes_value(false)
                 .display_order(2)
                 .help("Sets the backlight to the value it was before dimming"),
         )
         .arg(
-            Arg::new("copy-config")
+            Arg::with_name("copy-config")
                 .long("copy-config")
-                .action(ArgAction::SetTrue)
+                .takes_value(false)
                 .display_order(3)
                 .help("Copies the default config file to $XDG_CONFIG_HOME/lqsd"),
         )
         .arg(
-            Arg::new("config")
-                .short('c')
+            Arg::with_name("config")
                 .long("config")
-                .num_args(1)
+                .takes_value(true)
                 .number_of_values(1)
                 .value_name("FILE")
                 .help("Sets a custom config file"),
         )
-}
-
-#[test]
-fn verify_app() {
-    app().debug_assert();
+        .get_matches()
 }
diff --git a/src/main.rs b/src/main.rs
index 79fa066..132ef72 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -49,12 +49,12 @@ fn get_brightness() -> i32 {
 }
 
 fn main() {
-    let args = cli::app().get_matches();
+    let args = cli::get_args();
     let conf: Config;
 
-    if let Some(config_path) = args.get_one::<String>("config") {
-        let config_path_buf = PathBuf::from(config_path);
-        conf = config::load_user(config_path_buf);
+    if args.is_present("config") {
+        let config_path = PathBuf::from(args.value_of("config").unwrap());
+        conf = config::load_user(config_path);
     } else {
         conf = config::load_xdg();
     }
@@ -62,7 +62,7 @@ fn main() {
     let dim_speed = time::Duration::from_millis(conf.dim_speed);
     let resume_speed = time::Duration::from_millis(conf.resume_speed);
 
-    if args.get_flag("dim") {
+    if args.is_present("dim") {
         let current_brightness = get_brightness().to_string();
         match fs::write(&conf.resume_file, current_brightness) {
             Ok(()) => println!(
@@ -74,7 +74,7 @@ fn main() {
         transition(conf.idle_level, dim_speed);
     }
 
-    if args.get_flag("resume") {
+    if args.is_present("resume") {
         let old_brightness: i32;
 
         match fs::read(&conf.resume_file) {
@@ -93,7 +93,7 @@ fn main() {
         }
     }
 
-    if args.get_flag("copy-config") {
+    if args.is_present("copy-config") {
         config::copy_config();
     }
 }