diff --git a/src/cache.ts b/src/cache.ts
index 5664b8a..5c77a3c 100644
--- a/src/cache.ts
+++ b/src/cache.ts
@@ -72,7 +72,7 @@ class ExhaustableConsumable<T> {
 				if (next_item) {
 					yield next_item.item;
 				} else {
-					break;
+					return;
 				}
 			}
 		}