diff --git a/src/main.rs b/src/main.rs
index cd778ca..ffda820 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,7 +6,6 @@ use cosmic::{
     app::{Command, Core, Settings},
     cosmic_theme, executor,
     iced::{
-        self,
         futures::SinkExt,
         subscription::{self, Subscription},
         widget::row,
@@ -91,7 +90,7 @@ impl cosmic::Application for App {
     }
 
     /// Creates the application, and optionally emits command on initialize.
-    fn init(core: Core, input: Self::Flags) -> (Self, Command<Self::Message>) {
+    fn init(core: Core, _flags: Self::Flags) -> (Self, Command<Self::Message>) {
         let mut app = App {
             core,
             tab_model: segmented_button::ModelBuilder::default().build(),
diff --git a/src/terminal.rs b/src/terminal.rs
index 244c74e..0f2a098 100644
--- a/src/terminal.rs
+++ b/src/terminal.rs
@@ -1,10 +1,9 @@
 use alacritty_terminal::{
-    ansi::{Color, Handler, NamedColor},
-    config::{Config, PtyConfig},
+    ansi::{Color, NamedColor},
+    config::Config,
     event::{Event, EventListener, Notify, OnResize, WindowSize},
-    event_loop::{EventLoop, Msg, Notifier, State},
+    event_loop::{EventLoop, Msg, Notifier},
     grid::Dimensions,
-    index::{Column, Line, Point},
     sync::FairMutex,
     term::{
         cell::Flags,
@@ -14,19 +13,16 @@ use alacritty_terminal::{
 };
 use cosmic::{iced::advanced::graphics::text::font_system, widget::segmented_button};
 use cosmic_text::{
-    Attrs, AttrsList, Buffer, BufferLine, Family, FontSystem, Metrics, Shaping, Style, Weight, Wrap,
+    Attrs, AttrsList, Buffer, BufferLine, Family, Metrics, Shaping, Style, Weight, Wrap,
 };
 use std::{
     borrow::Cow,
     mem,
     sync::{Arc, Weak},
-    thread::JoinHandle,
     time::Instant,
 };
 use tokio::sync::mpsc;
 
-use crate::terminal_theme;
-
 pub use alacritty_terminal::grid::Scroll as TerminalScroll;
 
 #[derive(Clone, Copy, Debug)]
@@ -103,7 +99,6 @@ pub struct Terminal {
     term: Arc<FairMutex<Term<EventProxy>>>,
     colors: Colors,
     notifier: Notifier,
-    pty_join_handle: JoinHandle<(EventLoop<tty::Pty, EventProxy>, State)>,
 }
 
 impl Terminal {
@@ -133,7 +128,7 @@ impl Terminal {
         };
 
         let config = Config::default();
-        let mut size = Size {
+        let size = Size {
             width: (80.0 * cell_width).ceil() as u32,
             height: (24.0 * cell_height).ceil() as u32,
             cell_width,
@@ -157,7 +152,7 @@ impl Terminal {
             false,
         );
         let notifier = Notifier(pty_event_loop.channel());
-        let pty_join_handle = pty_event_loop.spawn();
+        let _pty_join_handle = pty_event_loop.spawn();
 
         Self {
             colors,
@@ -166,7 +161,6 @@ impl Terminal {
             size,
             term,
             notifier,
-            pty_join_handle,
         }
     }
 
@@ -266,7 +260,7 @@ impl Terminal {
         //TODO: is redraw needed after all events?
         //TODO: use LineDamageBounds
         {
-            let mut buffer = Arc::make_mut(&mut self.buffer);
+            let buffer = Arc::make_mut(&mut self.buffer);
 
             let mut line_i = 0;
             let mut last_point = None;
diff --git a/src/terminal_box.rs b/src/terminal_box.rs
index f2593c0..8f9763d 100644
--- a/src/terminal_box.rs
+++ b/src/terminal_box.rs
@@ -18,7 +18,6 @@ use cosmic::{
         Shell,
     },
 };
-use cosmic_text::{Action, Edit, Metrics, Motion, Scroll};
 use std::{
     cell::Cell,
     cmp,
@@ -168,7 +167,7 @@ where
         tree: &widget::Tree,
         renderer: &mut Renderer,
         _theme: &Renderer::Theme,
-        style: &renderer::Style,
+        _style: &renderer::Style,
         layout: Layout<'_>,
         _cursor_position: mouse::Cursor,
         viewport: &Rectangle,
@@ -299,9 +298,8 @@ where
     ) -> Status {
         let state = tree.state.downcast_mut::<State>();
         let scrollbar_rect = state.scrollbar_rect.get();
-        let mut terminal = self.terminal.lock().unwrap();
+        let terminal = self.terminal.lock().unwrap();
         let buffer_size = terminal.with_buffer(|buffer| buffer.size());
-        let mut font_system = font_system().write().unwrap();
 
         let mut status = Status::Ignored;
         match event {
@@ -505,7 +503,7 @@ where
             Event::Mouse(MouseEvent::CursorMoved { .. }) => {
                 if let Some(dragging) = &state.dragging {
                     if let Some(p) = cursor_position.position() {
-                        let x = (p.x - layout.bounds().x) - self.padding.left;
+                        let _x = (p.x - layout.bounds().x) - self.padding.left;
                         let y = (p.y - layout.bounds().y) - self.padding.top;
                         match dragging {
                             Dragging::Buffer => {