diff --git a/index.js b/index.js
index 4a97475..9425e24 100644
--- a/index.js
+++ b/index.js
@@ -7,6 +7,7 @@ const debug = require("debug")("promistream:last-will");
 
 const isEndOfStream = require("@promistream/is-end-of-stream");
 const isAborted = require("@promistream/is-aborted");
+const propagateAbort = require("@promistream/propagate-abort");
 
 const { validateOptions } = require("@validatem/core");
 const isFunction = require("@validatem/is-function");
@@ -79,10 +80,7 @@ module.exports = function lastWill() {
 	return {
 		_promistreamVersion: 0,
 		description: `last-will handler`,
-		abort: function abort_lastWill(source, reason) {
-			// FIXME: propagate module
-			return source.abort(reason);
-		},
+		abort: propagateAbort,
 		peek: function peek_lastWill(source) {
 			return Promise.try(() => {
 				return pauser.await();
diff --git a/package.json b/package.json
index 383c4a3..3aa1a63 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "@joepie91/consumable": "^1.0.1",
     "@promistream/is-aborted": "^0.1.0",
     "@promistream/is-end-of-stream": "^0.1.0",
+    "@promistream/propagate-abort": "^0.1.6",
     "@validatem/core": "^0.3.15",
     "@validatem/is-function": "^0.1.0",
     "@validatem/require-either": "^0.1.0",
diff --git a/yarn.lock b/yarn.lock
index 1f72ab1..6540522 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -58,6 +58,11 @@
   resolved "https://registry.yarnpkg.com/@promistream/is-end-of-stream/-/is-end-of-stream-0.1.1.tgz#7f84e630c9e49a92739df6a8c574eff99dd4c09d"
   integrity sha512-GZn7W0wrUen7kkgWCcwFFgr0g/ftfuddnuK/Tp0MLWCCJA4hyAboglCZP0JzEJdi34gClEP8lCfDwGekw18LHg==
 
+"@promistream/propagate-abort@^0.1.6":
+  version "0.1.6"
+  resolved "https://registry.yarnpkg.com/@promistream/propagate-abort/-/propagate-abort-0.1.6.tgz#dfc3c78c2e22662b9e5d548afce2180c40584ef5"
+  integrity sha512-Ap4eDFiIcLb4yuJdin2tQM1+2ZJZm78sYWkKVdqECJY0UGkwNsbaMMeYyfZpFRpJGmW8mCCuOkWs0fQl5H9DGA==
+
 "@validatem/allow-extra-properties@^0.1.0":
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/@validatem/allow-extra-properties/-/allow-extra-properties-0.1.0.tgz#e8c434818d6fd74b8cb237cfaa4d548295de13c1"