diff --git a/scripts/add_plugin.py b/scripts/add_plugin.py
index 9e171faf5c..ce9e143a21 100755
--- a/scripts/add_plugin.py
+++ b/scripts/add_plugin.py
@@ -45,7 +45,7 @@ mod tests {
 
     fn rules(rule_code: Rule, path: &Path) -> Result<()> {
         let snapshot = format!("{}_{}", rule_code.as_ref(), path.to_string_lossy());
-        let messages = test_path(
+        let diagnostics = test_path(
             Path::new("%s").join(path).as_path(),
             &settings::Settings::for_rule(rule_code),
         )?;