diff --git a/ascii/src/lib.rs b/ascii/src/lib.rs
index 92cad5fc..09168298 100644
--- a/ascii/src/lib.rs
+++ b/ascii/src/lib.rs
@@ -97,7 +97,7 @@ fn get_min_start_max_end(lines: &[&str]) -> (usize, usize) {
 
 /// Produces a series of lines which have been automatically truncated to the
 /// correct width
-impl<'a> Iterator for AsciiArt<'a> {
+impl Iterator for AsciiArt<'_> {
     type Item = String;
     fn next(&mut self) -> Option<String> {
         self.content
@@ -136,7 +136,7 @@ impl Token {
 /// An iterator over tokens found within the *.ascii format.
 #[derive(Clone, Debug)]
 struct Tokens<'a>(&'a str);
-impl<'a> Iterator for Tokens<'a> {
+impl Iterator for Tokens<'_> {
     type Item = Token;
     fn next(&mut self) -> Option<Token> {
         let (s, tok) = color_token(self.0)
diff --git a/build.rs b/build.rs
index 4bbe8804..55b28da5 100644
--- a/build.rs
+++ b/build.rs
@@ -44,9 +44,9 @@ fn strip_color_tokens_filter(
         tera::Value::String(s) => s,
         _ => return Err(tera::Error::msg("expected string")),
     };
-    return Ok(tera::Value::String(
+    Ok(tera::Value::String(
         COLOR_INDEX_REGEX.replace_all(s, "").to_string(),
-    ));
+    ))
 }
 
 fn hex_to_rgb_filter(