diff --git a/package.json b/package.json
index f73b4e0817..d650c0b96a 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "mz": "2.4.0",
     "node-firefox-connect": "1.2.0",
     "sign-addon": "0.1.1",
-    "source-map-support": "0.4.1",
+    "source-map-support": "0.4.2",
     "stream-to-promise": "2.1.1",
     "tmp": "0.0.28",
     "watchpack": "1.1.0",