diff --git a/src/sheet.rs b/src/sheet.rs
index 0021891..ac177f8 100644
--- a/src/sheet.rs
+++ b/src/sheet.rs
@@ -40,7 +40,7 @@ pub struct CharacterSheet {
 pub fn write_sheet(path: &std::path::Path, sheet: &CharacterSheet) -> std::io::Result<()> {
     let sheet_str = serde_json::to_string_pretty(&sheet)?;
     let mut file = std::fs::File::create(path)?;
-    write!(file, "{}", sheet_str)
+    write!(file, "{sheet_str}")
 }
 
 impl CharacterSheet {