diff --git a/debug-listener/src/main.rs b/debug-listener/src/main.rs
index b6cd4e5..6bf62a7 100644
--- a/debug-listener/src/main.rs
+++ b/debug-listener/src/main.rs
@@ -30,7 +30,7 @@ async fn main() -> serialport::Result<()> {
     let mut count = 0u64;
     let is_echo = false;
 
-    println!("\nListening on device {}", PORT_NAME);
+    println!("\nListening on device {PORT_NAME}");
     loop {
         let mut buffer = [0u8; 32];
         // We expect this length but this is a test, and it could not be guaranteed
@@ -58,9 +58,9 @@ async fn main() -> serialport::Result<()> {
             tokio::time::sleep(std::time::Duration::from_secs(1)).await;
             // Echo
             let result = port.write(&buffer[..bytes_read]);
-            println!("Echoed message back {:?}", result);
+            println!("Echoed message back {result:?}");
             let result = port.flush();
-            println!("Flushed message back {:?}", result);
+            println!("Flushed message back {result:?}");
         }
         // let inverse: Vec<u8> = buffer.iter().map(|byte| byte.to_be()).collect::<Vec<u8>>();
         // println!("message {count} - inverse: {:?}", inverse);
diff --git a/exponential_distribution/src/main.rs b/exponential_distribution/src/main.rs
index db97995..213d21c 100644
--- a/exponential_distribution/src/main.rs
+++ b/exponential_distribution/src/main.rs
@@ -53,12 +53,12 @@ fn main() {
     for index in 0..result_counts.len() {
         let values = result_counts[index];
         let percentage = values as f64 / max as f64 * 100.0;
-        println!("{}: {:.2}", index, percentage);
+        println!("{index}: {percentage:.2}");
         sum += percentage;
         data[index] = (index as f64 + 1.0, percentage);
     }
 
-    println!("Sum: {:.2}", sum);
+    println!("Sum: {sum:.2}");
 
     let plot = Plot::new(data.into()).line_style(LineStyle::new().colour("red"));