diff --git a/package.json b/package.json
index 5849120..2c09ddc 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "bluebird": "^3.1.5",
     "es6-promise": "^3.0.2",
     "event-source-polyfill": "0.0.7",
-    "eventsource": "^0.2.1",
+    "eventsource": "^2.0.2",
     "lodash": "^4.0.1",
     "keplerbase": "1.0.0",
     "toml": "^2.3.0"