diff --git a/actor.ts b/actor.ts
index 71d3abe..a9c2812 100644
--- a/actor.ts
+++ b/actor.ts
@@ -1,10 +1,9 @@
 import { IdentitySet, Value } from 'preserves';
 
 export type Assertion = Value<Ref>;
-
 export type Handle = number;
-
 export type ExitReason = null | { ok: true } | { ok: false, err: Error };
+export type LocalAction = (t: Turn) => void;
 
 export const assert = Symbol('assert');
 export const retract = Symbol('retract');
@@ -44,7 +43,7 @@ export class Ref implements Entity {
     }
 }
 
-export type OutboundMap = Map<Handle, Ref>;
+type OutboundMap = Map<Handle, Ref>;
 
 export class Actor {
     readonly outbound: OutboundMap;
@@ -75,8 +74,6 @@ export class Actor {
 
 let nextHandle = 0;
 
-type LocalAction = (t: Turn) => void;
-
 export class Turn {
     readonly actor: Actor;
     readonly queues: Map<Actor, LocalAction[]> = new Map();