diff --git a/package.json b/package.json
index b1302ab..2a5350f 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@types/debug": "0.0.29",
     "@types/express": "4.0.35",
     "@types/mocha": "2.2.40",
-    "@types/event-stream": "3.3.30",
+    "@types/event-stream": "3.3.31",
     "@types/gulp": "4.0.0",
     "@types/gulp-typescript": "0.0.32",
     "@types/node": "7.0.8",