diff --git a/package.json b/package.json
index c1530d5e..58e206ce 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "gulp-jasmine": "4.0.0",
     "jasmine-core": "3.4.0",
     "rimraf": "3.0.0",
-    "rollup": "1.19.4",
+    "rollup": "1.20.1",
     "rollup-plugin-commonjs": "10.0.2",
     "rollup-plugin-node-resolve": "5.2.0",
     "tmp": "0.1.0"