diff --git a/package.json b/package.json
index 5c5188cbc5..63f546be33 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "mustache": "^3.0.0",
     "pixelmatch": "^4.0.2",
     "proj4": "2.5.0",
-    "rollup": "0.66.5",
+    "rollup": "0.66.6",
     "rollup-plugin-buble": "0.19.4",
     "rollup-plugin-commonjs": "9.2.0",
     "rollup-plugin-node-resolve": "3.4.0",