diff --git a/package.json b/package.json
index fb60cc3..4e36338 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "@babel/core": "^7.9.0",
     "@babel/plugin-proposal-class-properties": "^7.8.3",
     "@babel/preset-env": "^7.9.0",
-    "@rollup/plugin-json": "^4.0.2",
+    "@rollup/plugin-json": "^6.0.0",
     "@types/amphtml-validator": "^1.0.1",
     "@types/css-tree": "^1.0.3",
     "@types/jest": "^25.1.4",