diff --git a/crates/aiken-lang/src/format.rs b/crates/aiken-lang/src/format.rs
index b2e8a688..56cdcca2 100644
--- a/crates/aiken-lang/src/format.rs
+++ b/crates/aiken-lang/src/format.rs
@@ -885,7 +885,7 @@ impl<'comments> Formatter<'comments> {
             ByteArrayFormatPreference::Utf8String => nil()
                 .append("\"")
                 .append(Document::String(escape(
-                    &String::from_utf8(bytes.to_vec()).unwrap(),
+                    core::str::from_utf8(bytes).unwrap(),
                 )))
                 .append("\""),
         }
diff --git a/crates/aiken-lang/src/gen_uplc.rs b/crates/aiken-lang/src/gen_uplc.rs
index 5032864c..5ada314b 100644
--- a/crates/aiken-lang/src/gen_uplc.rs
+++ b/crates/aiken-lang/src/gen_uplc.rs
@@ -2040,8 +2040,8 @@ impl<'a> CodeGenerator<'a> {
                 } else {
                     let list_name = format!("__list_span_{}_{}", location.start, location.end);
                     let item_name = format!("__item_span_{}_{}", location.start, location.end);
-                    let list = format!("__list");
-                    let curried_func = format!("__curried_expect_on_list");
+                    let list = "__list".to_string();
+                    let curried_func = "__curried_expect_on_list".to_string();
 
                     let list_name_interned = introduce_name(&mut self.interner, &list_name);
                     let item_name_interned = introduce_name(&mut self.interner, &item_name);
diff --git a/crates/aiken-lang/src/gen_uplc/builder.rs b/crates/aiken-lang/src/gen_uplc/builder.rs
index 50d3c326..9599ba19 100644
--- a/crates/aiken-lang/src/gen_uplc/builder.rs
+++ b/crates/aiken-lang/src/gen_uplc/builder.rs
@@ -1818,5 +1818,5 @@ pub fn pop_pattern(interner: &mut AirInterner, pattern: &TypedPattern) {
 pub fn introduce_name(interner: &mut AirInterner, name: &String) -> String {
     interner.intern(name.clone());
 
-    interner.lookup_interned(&name)
+    interner.lookup_interned(name)
 }