diff --git a/xsd-parser/src/generator/validator.rs b/xsd-parser/src/generator/validator.rs
index fc6f93ce..3186aadb 100644
--- a/xsd-parser/src/generator/validator.rs
+++ b/xsd-parser/src/generator/validator.rs
@@ -143,16 +143,6 @@ fn gen_min_length_validation(value: &str, name: &str) -> String {
 mod test {
     use super::*;
 
-    #[test]
-    fn test_validator_for_tuple_struct() {
-        struct Foo(());
-        impl Validate for Foo {
-            fn validate(&self) -> Result<(), String> {
-                Err("Error".to_owned())
-            }
-        }
-    }
-
     #[test]
     fn test_gen_max_exclusive_validation() {
         let expected = r#"
diff --git a/xsd-parser/tests/simple_type/mod.rs b/xsd-parser/tests/simple_type/mod.rs
index a4843eeb..47832197 100644
--- a/xsd-parser/tests/simple_type/mod.rs
+++ b/xsd-parser/tests/simple_type/mod.rs
@@ -7,10 +7,6 @@ fn deserialization_works() {
 
         use xsd_macro_utils::*;
 
-        trait Validate {
-            fn validate(&self) -> Result<(), String>;
-        }
-
         include!("expected.rs");
     }