diff --git a/package-lock.json b/package-lock.json
index e6b03d57..dc6b94a6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -39,9 +39,9 @@
       }
     },
     "@rollup/plugin-typescript": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/@rollup/plugin-typescript/-/plugin-typescript-3.0.0.tgz",
-      "integrity": "sha512-O6915Ril3+Q0B4P898PULAcPFZfPuatEB/4nox7bnK48ekGrmamMYhMB5tOqWjihEWrw4oz/NL+c+/kS3Fk95g==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/@rollup/plugin-typescript/-/plugin-typescript-3.1.1.tgz",
+      "integrity": "sha512-VPY1MbzIJT+obpav9Kns4MlipVJ1FuefwzO4s1uCVXAzVWya+bhhNauOmmqR/hy1zj7tePfh3t9iBN+HbIzyRA==",
       "dev": true,
       "requires": {
         "@rollup/pluginutils": "^3.0.1",
diff --git a/package.json b/package.json
index 360b4b5c..0f0dce5a 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   "devDependencies": {
     "@rollup/plugin-commonjs": "11.0.1",
     "@rollup/plugin-node-resolve": "7.0.0",
-    "@rollup/plugin-typescript": "3.0.0",
+    "@rollup/plugin-typescript": "3.1.1",
     "@types/w3c-web-usb": "1.0.4",
     "http-server": "0.12.1",
     "rollup": "1.30.1",