diff --git a/package.json b/package.json
index f39dd45..d0139a7 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "chai": "^3.4.1",
     "chai-as-promised": "^5.1.0",
     "coveralls": "^2.11.8",
-    "flow-bin": "^0.28.0",
+    "flow-bin": "^0.29.0",
     "mocha": "^2.5.1",
     "nyc": "^7.0.0",
     "sinon": "^1.17.2",