diff --git a/toolkit/components/workerloader/Makefile.in b/toolkit/components/workerloader/Makefile.in
deleted file mode 100644
index 1bbcea7946a..00000000000
--- a/toolkit/components/workerloader/Makefile.in
+++ /dev/null
@@ -1,10 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this file,
-# You can obtain one at http://mozilla.org/MPL/2.0/.
-
-WORKER_FILES := require.js \
-	$(NULL)
-
-INSTALL_TARGETS += WORKER
-
-WORKER_DEST = $(FINAL_TARGET)/modules/workers
diff --git a/toolkit/components/workerloader/moz.build b/toolkit/components/workerloader/moz.build
index 666f2bf30af..e3a586181b4 100644
--- a/toolkit/components/workerloader/moz.build
+++ b/toolkit/components/workerloader/moz.build
@@ -5,3 +5,9 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 MOCHITEST_CHROME_MANIFESTS += ['tests/chrome.ini']
+
+JS_MODULES_PATH = 'modules/workers'
+
+EXTRA_JS_MODULES += [
+    'require.js'
+]