diff --git a/package.json b/package.json
index 7432652..8d3cb46 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "nock": "^9.6.1",
     "prettier": "^1.14.2",
     "rimraf": "^2.6.2",
-    "rollup": "^0.65.0",
+    "rollup": "^0.66.0",
     "rollup-plugin-sourcemaps": "^0.4.2",
     "ts-jest": "^23.1.4",
     "typescript": "^2.9.2",