diff --git a/package.json b/package.json
index c4050c3..3cb2d6b 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "core-js": "^2.5.7",
     "crypto-conditions": "^2.0.1",
     "decamelize": "^2.0.0",
-    "es6-promise": "^4.2.4",
+    "es6-promise": "^4.2.6",
     "fetch-ponyfill": "^6.0.1",
     "isomorphic-fetch": "^2.2.1",
     "js-sha3": "^0.8.0",