diff --git a/src/lib.rs b/src/lib.rs
index 22ccccf..7f05abf 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,6 @@
 //!
 //! A query builder using mostly strings, with methods following common SQL syntax
 #![warn(missing_docs)]
-
 // Temporarily silence unused variables and uncalled code warnings
 // @TODO remove when most of the code is implemented
 #![allow(dead_code)]
@@ -10,6 +9,7 @@
 
 pub mod drivers;
 pub mod query_builder;
+pub mod types;
 
 /// Split a string, apply a closure to each substring,
 /// then join the string back together
diff --git a/src/query_builder.rs b/src/query_builder.rs
index ab24aac..d9bec8b 100644
--- a/src/query_builder.rs
+++ b/src/query_builder.rs
@@ -1,14 +1,11 @@
 //! Query Builder
 //!
 //! The QueryBuilder creates sql queries from chained methods
-use std::any::Any;
 use std::collections::HashMap;
 
 use crate::drivers::{DatabaseDriver, DefaultDriver};
 use crate::split_map_join;
-
-/// The Wild type is any type, until examined
-pub type Wild = Box<dyn Any>;
+use crate::types::Wild;
 
 /// The position of the wildcard(s)
 /// for a `like` clause
diff --git a/src/types.rs b/src/types.rs
index 87ebf70..837aafd 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -1,12 +1,15 @@
 //! Shared Types for different Database drivers
 use std::any::Any;
 
+/// The Wild type is any type, until examined
+pub type Wild = Box<dyn Any>;
+
 #[derive(Debug)]
-pub struct Type(pub Box<dyn Any>);
+struct Type(pub Wild);
 
 /// Enum struct for mapping between database and Rust types
 #[derive(Clone, Copy, PartialEq, PartialOrd, Eq, Ord, Debug, Hash)]
-pub enum SQLType<T> {
+enum SQLType<T> {
     Boolean(T),
     SmallInt(T),
     BigInt(T),