diff --git a/src/commands/show_tasks.rs b/src/commands/show_tasks.rs
index 6657cde7c..3b21ae87f 100644
--- a/src/commands/show_tasks.rs
+++ b/src/commands/show_tasks.rs
@@ -23,7 +23,6 @@ pub fn show_tasks(
         if let Ok(event) = context.poll_event() {
             match event {
                 AppEvent::Termion(key) => {
-                    let key = key;
                     match keymap_t.task_view.get(&key) {
                         None => {
                             context
diff --git a/src/config/clean/theme/tab.rs b/src/config/clean/theme/tab.rs
index f8cf256de..145105a79 100644
--- a/src/config/clean/theme/tab.rs
+++ b/src/config/clean/theme/tab.rs
@@ -137,14 +137,11 @@ impl From<TabThemeColorRaw> for TabThemeColors {
         let prefix_a = tab_a.patch_optionally(crude.active_prefix.map(|s| s.as_style()));
         let postfix_a = prefix_a.patch_optionally(crude.active_postfix.map(|s| s.as_style()));
 
-        let tab_i = crude.inactive.map(|s| s.as_style()).unwrap_or(Style::new());
+        let tab_i = crude.inactive.map(|s| s.as_style()).unwrap_or_default();
         let prefix_i = tab_i.patch_optionally(crude.inactive_prefix.map(|s| s.as_style()));
         let postfix_i = prefix_i.patch_optionally(crude.inactive_postfix.map(|s| s.as_style()));
 
-        let divider_ii = crude
-            .divider_ii
-            .map(|s| s.as_style())
-            .unwrap_or(Style::new());
+        let divider_ii = crude.divider_ii.map(|s| s.as_style()).unwrap_or_default();
         let divider_ia = divider_ii.patch_optionally(crude.divider_ia.map(|s| s.as_style()));
         let divider_ai = divider_ia.patch_optionally(crude.divider_ai.map(|s| s.as_style()));
 
@@ -166,10 +163,7 @@ impl From<TabThemeColorRaw> for TabThemeColors {
         let scroll_back_postfix =
             scroll_back_prefix.patch_optionally(crude.scroll_back_postfix.map(|s| s.as_style()));
 
-        let padding_fill = crude
-            .padding_fill
-            .map(|s| s.as_style())
-            .unwrap_or(Style::new());
+        let padding_fill = crude.padding_fill.map(|s| s.as_style()).unwrap_or_default();
         let padding_prefix =
             padding_fill.patch_optionally(crude.padding_prefix.map(|s| s.as_style()));
         let padding_postfix =
diff --git a/src/ui/widgets/tui_dirlist_detailed.rs b/src/ui/widgets/tui_dirlist_detailed.rs
index ba11ea38f..df11717db 100644
--- a/src/ui/widgets/tui_dirlist_detailed.rs
+++ b/src/ui/widgets/tui_dirlist_detailed.rs
@@ -125,7 +125,7 @@ fn get_entry_size_string(entry: &JoshutoDirEntry) -> String {
             .metadata
             .directory_size()
             .map(|n| n.to_string())
-            .unwrap_or_else(|| "".to_string()),
+            .unwrap_or_default(),
         FileType::File => format::file_size_to_string(entry.metadata.len()),
     }
 }