diff --git a/src/twopass.rs b/src/twopass.rs
index e5df432..66c1888 100644
--- a/src/twopass.rs
+++ b/src/twopass.rs
@@ -150,7 +150,7 @@ fn build_expression(scope: &BuildContext<'_>, code: &ast::Expression) -> Express
 		ast::Expression::Constant(c) => Expression::Constant(c.clone()),
 		ast::Expression::Variable(loc) => Expression::Variable(lookup(scope, loc)),
 		ast::Expression::Call(call) => Expression::Call(build_call(scope, call)),
-		ast::Expression::Function(f) => Expression::Function(build_in_scope(scope, f)),
+		ast::Expression::Function(f) => Expression::Function(build_function(scope, f)),
 	}
 }
 
@@ -170,7 +170,7 @@ fn build_call(scope: &BuildContext<'_>, code: &ast::Call) -> Call {
 	}
 }
 
-fn build_in_scope(parent: &BuildContext<'_>, code: &ast::Function) -> Function {
+fn build_function(parent: &BuildContext<'_>, code: &ast::Function) -> Function {
 	let scope = BuildContext {
 		parent: Some(parent),
 		scope: Default::default(),
@@ -218,5 +218,5 @@ pub fn build(code: &ast::Function) -> Function {
 		parent: None,
 		scope: RefCell::new(Scope::new_toplevel()),
 	};
-	build_in_scope(&mut root, &code)
+	build_function(&mut root, &code)
 }