diff --git a/src/app.rs b/src/app.rs
index fa5f3e5..8591020 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -276,7 +276,7 @@ impl App {
                             ClockTypeId::Timer => {
                                 format!("{name} stopped by reaching its maximum value.")
                             }
-                            _ => format!("{:?} {name} done!", type_id),
+                            _ => format!("{type_id:?} {name} done!"),
                         };
                         // notification
                         let result = notify_rust::Notification::new()
diff --git a/src/widgets/countdown.rs b/src/widgets/countdown.rs
index 181dca7..3e31897 100644
--- a/src/widgets/countdown.rs
+++ b/src/widgets/countdown.rs
@@ -319,7 +319,7 @@ fn human_days_diff(a: &OffsetDateTime, b: &OffsetDateTime) -> String {
     match days_diff {
         0 => "today".to_owned(),
         1 => "tomorrow".to_owned(),
-        n => format!("+{}days", n),
+        n => format!("+{n}days"),
     }
 }
 
diff --git a/src/widgets/footer.rs b/src/widgets/footer.rs
index c36e371..988157f 100644
--- a/src/widgets/footer.rs
+++ b/src/widgets/footer.rs
@@ -89,7 +89,7 @@ impl StatefulWidget for Footer {
                     let mut style = Style::default();
                     // Add space for all except last
                     let label = if index < content_labels.len() - 1 {
-                        format!("{}  ", label)
+                        format!("{label}  ")
                     } else {
                         label.to_string()
                     };