diff --git a/extensions/amp-access/0.1/iframe-api/package.json b/extensions/amp-access/0.1/iframe-api/package.json
index a3b1b6e8f0f0..5b724a2d3ec1 100644
--- a/extensions/amp-access/0.1/iframe-api/package.json
+++ b/extensions/amp-access/0.1/iframe-api/package.json
@@ -16,7 +16,7 @@
   "devDependencies": {
     "babel-plugin-external-helpers": "6.22.0",
     "babel-preset-env": "1.7.0",
-    "rollup": "4.7.0",
+    "rollup": "4.8.0",
     "@rollup/plugin-babel": "6.0.4",
     "rollup-plugin-cleanup": "3.2.1"
   }
diff --git a/third_party/amp-toolbox-cache-url/package.json b/third_party/amp-toolbox-cache-url/package.json
index 7428a85b4d0c..7bdf47503040 100644
--- a/third_party/amp-toolbox-cache-url/package.json
+++ b/third_party/amp-toolbox-cache-url/package.json
@@ -40,7 +40,7 @@
     "karma-chrome-launcher": "3.2.0",
     "karma-jasmine": "5.1.0",
     "npm-run-all": "4.1.5",
-    "rollup": "4.7.0",
+    "rollup": "4.8.0",
     "rollup-plugin-commonjs": "10.1.0",
     "rollup-plugin-filesize": "10.0.0",
     "rollup-plugin-ignore": "1.0.10",