diff --git a/src/tools/tidy/src/style.rs b/src/tools/tidy/src/style.rs
index 9ecb30529cc..8b10c635ef4 100644
--- a/src/tools/tidy/src/style.rs
+++ b/src/tools/tidy/src/style.rs
@@ -171,9 +171,9 @@ fn contains_ignore_directive(can_contain: bool, contents: &str, check: &str) ->
 }
 
 macro_rules! suppressible_tidy_err {
-    ($err:ident, $skip:ident, $msg:expr) => {
+    ($err:ident, $skip:ident, $msg:literal) => {
         if let Directive::Deny = $skip {
-            $err($msg);
+            $err(&format!($msg));
         } else {
             $skip = Directive::Ignore(true);
         }
@@ -351,7 +351,7 @@ pub fn check(path: &Path, bad: &mut bool) {
                 suppressible_tidy_err!(
                     err,
                     skip_line_length,
-                    &format!("line longer than {max_columns} chars")
+                    "line longer than {max_columns} chars"
                 );
             }
             if !is_style_file && line.contains('\t') {
@@ -441,7 +441,7 @@ pub fn check(path: &Path, bad: &mut bool) {
             n => suppressible_tidy_err!(
                 err,
                 skip_trailing_newlines,
-                &format!("too many trailing newlines ({n})")
+                "too many trailing newlines ({n})"
             ),
         };
         if lines > LINES {