diff --git a/src/fde.rs b/src/fde.rs
index 72f691d..ca41368 100644
--- a/src/fde.rs
+++ b/src/fde.rs
@@ -15,7 +15,7 @@ use std::uefi::hii::{AnimationId, ImageId, StringId};
 use std::uefi::text::TextInputKey;
 
 use crate::display::{Display, Output};
-use crate::key::{raw_key, Key};
+use crate::key::{Key, raw_key};
 use crate::ui::Ui;
 
 // TODO: Move to uefi library {
@@ -44,7 +44,7 @@ impl HiiStringProtocol {
         let mut len = data.len();
         Result::from((self.GetString)(
             self,
-            b"en-US\0".as_ptr(),
+            c"en-US".as_ptr() as *const u8,
             PackageList,
             StringId,
             data.as_mut_ptr(),
@@ -511,9 +511,7 @@ fn form_display_inner(form: &Form, user_input: &mut UserInput) -> Result<()> {
 
             if let Some(op) = statement.OpCode() {
                 macro_rules! cast {
-                    ($type:ty) => {{
-                        op.cast::<$type>()
-                    }};
+                    ($type:ty) => {{ op.cast::<$type>() }};
                 }
                 match op.OpCode {
                     IfrOpCode::Action => {
@@ -574,7 +572,7 @@ fn form_display_inner(form: &Form, user_input: &mut UserInput) -> Result<()> {
                     IfrTypeValueEnum::U32(value) => format!("{value}"),
                     IfrTypeValueEnum::U64(value) => format!("{value}"),
                     IfrTypeValueEnum::Bool(value) => {
-                        return ui.draw_check_box(display, x, y, *value)
+                        return ui.draw_check_box(display, x, y, *value);
                     }
                     other => format!("{other:?}"),
                 };
diff --git a/src/image/mod.rs b/src/image/mod.rs
index b9b8ac6..539d0c1 100644
--- a/src/image/mod.rs
+++ b/src/image/mod.rs
@@ -18,7 +18,7 @@ pub struct ImageRoi<'a> {
     image: &'a Image,
 }
 
-impl<'a> ImageRoi<'a> {
+impl ImageRoi<'_> {
     /// Draw the ROI on a window
     pub fn draw<R: Renderer>(&self, renderer: &mut R, x: i32, mut y: i32) {
         let stride = self.image.w;
diff --git a/src/security.rs b/src/security.rs
index 013e727..90622e6 100644
--- a/src/security.rs
+++ b/src/security.rs
@@ -9,7 +9,7 @@ use std::proto::Protocol;
 use std::uefi::{boot::InterfaceType, reset::ResetType};
 
 use crate::display::{Display, Output};
-use crate::key::{key, Key};
+use crate::key::{Key, key};
 use crate::rng::Rng;
 use crate::ui::Ui;
 
@@ -63,11 +63,7 @@ fn confirm(display: &mut Display) -> Result<()> {
     // } Style
 
     let ui = Ui::new()?;
-
-    let rng = match Rng::one() {
-        Ok(ok) => ok,
-        Err(err) => return Err(err),
-    };
+    let rng = Rng::one()?;
 
     // Clear any previous keys
     let _ = key(false);