diff --git a/package.json b/package.json
index 4916bfb..5b461b5 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "rollup-plugin-auto-external": "2.0.0",
     "rollup-plugin-node-resolve": "4.2.4",
     "rollup-plugin-sourcemaps": "0.4.2",
-    "rollup-plugin-terser": "4.0.4",
+    "rollup-plugin-terser": "6.0.0",
     "rollup-plugin-typescript2": "0.21.0",
     "ts-jest": "24.0.2",
     "ts-node": "8.1.0",