diff --git a/Cargo.lock b/Cargo.lock
index 859b279..7ffb554 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1506,18 +1506,18 @@ checksum = "791978798f0597cfc70478424c2b4fdc2b7a8024aaff78497ef00f24ef674193"
 
 [[package]]
 name = "zerocopy"
-version = "0.8.14"
+version = "0.8.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a367f292d93d4eab890745e75a778da40909cab4d6ff8173693812f79c4a2468"
+checksum = "1039dd0d3c310cf05de012d8a39ff557cb0d23087fd44cad61df08fc31907a2f"
 dependencies = [
  "zerocopy-derive",
 ]
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.8.14"
+version = "0.8.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3931cb58c62c13adec22e38686b559c86a30565e16ad6e8510a337cedc611e1"
+checksum = "9ecf5b4cc5364572d7f4c329661bcc82724222973f2cab6f050a4e5c22f75181"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index a49a0c5..2c3a988 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,4 +51,4 @@ serde_json = { version = "1.0.140", optional = true }
 time = "0.3.41"
 toml = { version = "0.9.0", optional = true }
 zerocopy = { version = "0.8.14", features = ["derive"] }
-u8g2-fonts = {  version = "0.7.1", features = ["embedded_graphics_textstyle"], optional = true}
+u8g2-fonts = { version = "0.7.1", features = ["embedded_graphics_textstyle"], optional = true }
\ No newline at end of file
diff --git a/src/ble.rs b/src/ble.rs
index 51c8eb5..3ad5159 100644
--- a/src/ble.rs
+++ b/src/ble.rs
@@ -191,7 +191,7 @@ impl Device {
             BLE_CHAR_CHUNK_SIZE
         );
 
-        // the device will brick itself if the payload is too long (more then 8192 bytes)
+        // the device will brick itself if the payload is too long (more than 8192 bytes)
         anyhow::ensure!(data.len() <= 8192, "payload too long (max 8192 bytes)");
 
         for chunk in data.chunks(BLE_CHAR_CHUNK_SIZE) {
diff --git a/src/main.rs b/src/main.rs
index 09eec56..00d379c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,5 @@
 #![warn(clippy::all, clippy::pedantic)]
 
-use std::{fs, path::PathBuf};
-
 use anyhow::{Context, Result};
 use badgemagic::{
     ble::Device as BleDevice,
@@ -10,6 +8,8 @@ use badgemagic::{
 };
 use base64::Engine;
 use clap::{Parser, ValueEnum};
+#[cfg(not(any(feature = "u8g2-fonts")))]
+use embedded_graphics::mono_font::{iso_8859_1::FONT_6X9, MonoTextStyle};
 use embedded_graphics::{
     geometry::Point,
     image::{Image, ImageRawLE},
@@ -18,9 +18,7 @@ use embedded_graphics::{
     Drawable, Pixel,
 };
 use serde::Deserialize;
-
-#[cfg(not(any(feature = "u8g2-fonts")))]
-use embedded_graphics::mono_font::{iso_8859_1::FONT_6X9, MonoTextStyle};
+use std::{fs, path::PathBuf};
 #[cfg(feature = "u8g2-fonts")]
 use u8g2_fonts::{fonts::u8g2_font_lucasfont_alternate_tf, U8g2TextStyle};
 
@@ -99,8 +97,6 @@ enum Content {
     Bitstring { bitstring: String },
     BitmapBase64 { width: u32, bitmap_base64: String },
     BitmapFile { width: u32, bitmap_file: PathBuf },
-    // TODO: implement png
-    // PngFile { png_file: PathBuf },
 }
 
 fn main() -> Result<()> {
@@ -208,12 +204,8 @@ fn generate_payload(args: &mut Args) -> Result<PayloadBuffer> {
                                 // off
                             }
                             'X' => {
-                                Pixel(
-                                    Point::new(x.try_into().unwrap(), y.try_into().unwrap()),
-                                    BinaryColor::On,
-                                )
-                                .draw(&mut buffer)
-                                .unwrap();
+                                Pixel(Point::new(x.try_into()?, y.try_into()?), BinaryColor::On)
+                                    .draw(&mut buffer)?;
                             }
                             _ => anyhow::bail!("invalid bit value for bit ({x}, {y}): {c:?}"),
                         }
diff --git a/src/usb_hid.rs b/src/usb_hid.rs
index 1d9e3ed..fadb165 100644
--- a/src/usb_hid.rs
+++ b/src/usb_hid.rs
@@ -92,7 +92,7 @@ impl Device {
 fn write_raw(device: &HidDevice, data: &[u8]) -> Result<()> {
     anyhow::ensure!(data.len() % 64 == 0, "payload not padded to 64 bytes");
 
-    // the device will brick itself if the payload is too long (more then 8192 bytes)
+    // the device will brick itself if the payload is too long (more than 8192 bytes)
     anyhow::ensure!(data.len() <= 8192, "payload too long (max 8192 bytes)");
 
     // just to be sure