diff --git a/vlib/v/tests/match_sumtype_var_shadow_and_as.v b/vlib/v/tests/match_sumtype_var_shadow_and_as_test.v
similarity index 94%
rename from vlib/v/tests/match_sumtype_var_shadow_and_as.v
rename to vlib/v/tests/match_sumtype_var_shadow_and_as_test.v
index 7ae49e2ee5..aa5a5ef9f6 100644
--- a/vlib/v/tests/match_sumtype_var_shadow_and_as.v
+++ b/vlib/v/tests/match_sumtype_var_shadow_and_as_test.v
@@ -5,7 +5,7 @@ type Animal = Cat | Dog
 
 const (
 	cat = Cat{name: 'cat'}
-	dog = Cat{name: 'dog'}
+	dog = Dog{name: 'dog'}
 )
 
 fn test_shadow() {