diff --git a/src/index.ts b/src/index.ts
index 327dafd24..d3866fcc9 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -192,6 +192,7 @@ export * from './util/locking/WrappedExpiringResourceLocker';
 // Util
 export * from './util/AsyncHandler';
 export * from './util/ContentTypes';
+export * from './util/GuardedStream';
 export * from './util/HeaderUtil';
 export * from './util/PathUtil';
 export * from './util/QuadUtil';
diff --git a/src/util/GuardedStream.ts b/src/util/GuardedStream.ts
index 4be44e393..6b55376bb 100644
--- a/src/util/GuardedStream.ts
+++ b/src/util/GuardedStream.ts
@@ -25,9 +25,9 @@ interface StoredErrorStream extends NodeJS.EventEmitter {
 }
 
 /**
- * A stream that is guarded.
- * This means that if this stream emits an error before a listener is attached,
- * it will store the error and emit it once a listener is added.
+ * A stream that is guarded from emitting errors when there are no listeners.
+ * If an error occurs while no listener is attached,
+ * it will store the error and emit it once a listener is added (or a timeout occurs).
  */
 export type Guarded<T extends NodeJS.EventEmitter> = T & Guard;