diff --git a/kclvm/sema/src/resolver/global.rs b/kclvm/sema/src/resolver/global.rs
index 238fff837..fc4303a01 100644
--- a/kclvm/sema/src/resolver/global.rs
+++ b/kclvm/sema/src/resolver/global.rs
@@ -72,7 +72,7 @@ impl<'ctx> Resolver<'ctx> {
                                 &[Message {
                                     range: stmt.get_span_pos(),
                                     style: Style::LineAndColumn,
-                                    message: format!("unique key error name '{}'", name),
+                                    message: format!("Unique key error name '{}'", name),
                                     note: None,
                                     suggested_replacement: None,
                                 }],
diff --git a/test/grammar/schema/same_name_fail/stderr.golden b/test/grammar/schema/same_name_fail/stderr.golden
index 8cf9e02aa..72770a817 100644
--- a/test/grammar/schema/same_name_fail/stderr.golden
+++ b/test/grammar/schema/same_name_fail/stderr.golden
@@ -2,7 +2,7 @@ error[E2L28]: UniqueKeyError
  --> ${CWD}/main.k:5:1
   |
 5 | schema Person:
-  | ^ unique key error name 'Person'
+  | ^ Unique key error name 'Person'
   |
 error[E2L28]: UniqueKeyError
  --> ${CWD}/main.k:5:8