diff --git a/index.js b/index.js
index 4c953db..41321ff 100644
--- a/index.js
+++ b/index.js
@@ -49,9 +49,6 @@ module.exports = function convert(stream) {
 	}
 };
 
-// FIXME: Duplex APIs
-
-
 function fromReadable(stream) {
 	let readable = wireUpReadableInterface(stream);
 
@@ -171,3 +168,6 @@ function fromTransform(stream) {
 		buffer()
 	]);
 }
+
+module.exports.fromReadable = fromReadable;
+module.exports.fromWritable = fromWritable;
diff --git a/src/create-defer.js b/src/create-defer.js
index 7f4480d..aa1cd60 100644
--- a/src/create-defer.js
+++ b/src/create-defer.js
@@ -1,5 +1,6 @@
 "use strict";
 
+// FIXME: Can we use p-defer here instead?
 module.exports = function createDefer() {
 	let resolveFunc, rejectFunc;