diff --git a/jecs.d.ts b/jecs.d.ts
index 6d70f50..179a4b0 100644
--- a/jecs.d.ts
+++ b/jecs.d.ts
@@ -289,8 +289,8 @@ export function pair_first<P, O>(world: World, p: Pair<P, O>): Entity<P>;
  */
 export function pair_second<P, O>(world: World, p: Pair<P, O>): Entity<O>;
 
-export function ECS_PAIR_FIRST<P, O>(pair: Pair<P, O>): Entity<P>;
-export function ECS_PAIR_SECOND<P, O>(pair: Pair<P, O>): Entity<O>;
+export function ECS_PAIR_FIRST(pair: Pair): number;
+export function ECS_PAIR_SECOND(pair: Pair): number;
 
 type StatefulHook = Entity<<T>(e: Entity<T>, id: Id<T>, data: T) => void> & {
 	readonly __nominal_StatefulHook: unique symbol,