diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 1ca84b0..bd9e100
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "jest": "24.9.0",
     "lint-staged": "9.5.0",
     "prettier": "1.19.1",
-    "rollup": "1.27.14",
+    "rollup": "2.79.2",
     "rollup-plugin-babel": "4.3.3",
     "rollup-plugin-terser": "5.2.0",
     "source-map-support": "0.5.16",