diff --git a/schala-lang/src/lib.rs b/schala-lang/src/lib.rs
index f974559..176b8fd 100644
--- a/schala-lang/src/lib.rs
+++ b/schala-lang/src/lib.rs
@@ -40,7 +40,7 @@ pub struct Schala {
 }
 
 impl Schala {
-  pub fn new() -> Schala {
+  fn new_blank_env() -> Schala {
     let symbols = Rc::new(RefCell::new(symbol_table::SymbolTable::new()));
     Schala {
       symbol_table: symbols.clone(),
@@ -48,6 +48,15 @@ impl Schala {
       state: eval::State::new(symbols),
     }
   }
+
+  pub fn new() -> Schala {
+    let prelude = r#"
+type Option<T> = Some(T) | None
+    "#;
+    let mut s = Schala::new_blank_env();
+    s.execute_pipeline(prelude, &EvalOptions::default());
+    s
+  }
 }
 
 fn tokenizing(_handle: &mut Schala, input: &str, comp: Option<&mut UnfinishedComputation>) -> Result<Vec<tokenizing::Token>, String> {