diff --git a/packages/typescript-example/package.json b/packages/typescript-example/package.json
index ecf787cab3ace1027082678b1205ff730f8f1211..ae90ef0037fe13a71baca20b3194d36ac2712c85 100644
--- a/packages/typescript-example/package.json
+++ b/packages/typescript-example/package.json
@@ -33,7 +33,7 @@
         "rollup-plugin-delete": "^2.0.0",
         "rollup-plugin-serve": "^2.0.0",
         "rollup-plugin-terser": "^7.0.2",
-        "rollup-plugin-typescript2": "^0.33.0",
+        "rollup-plugin-typescript2": "^0.34.0",
         "ts-lit-plugin": "^1.2.1",
         "tslib": "^2.0.3",
         "typescript": "^4.1.2"
diff --git a/yarn.lock b/yarn.lock
index f8e8dfae09936eb6e95788578ee364a3f1ff5500..af2d3caad3d2f18537deac0ec07437a76cd165a5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7472,10 +7472,10 @@ rollup-plugin-terser@^7.0.2:
     serialize-javascript "^4.0.0"
     terser "^5.0.0"
 
-rollup-plugin-typescript2@^0.33.0:
-  version "0.33.0"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.33.0.tgz#2bb943f83e9d3a4c61a19aed5bee5bcff28d16a3"
-  integrity sha512-7ZXoZeX93kNb4/ICzOi2AlperVV6cAsNz8THqrbz+KNvpn47P2F/nFdK/BGhkoOsOwuYDuY57vccdZZrcd8/dA==
+rollup-plugin-typescript2@^0.34.0:
+  version "0.34.0"
+  resolved "https://registry.yarnpkg.com/rollup-plugin-typescript2/-/rollup-plugin-typescript2-0.34.0.tgz#06ed351dc84bf7101bca2b3098c7d6a737aeae33"
+  integrity sha512-dGtOz2kL6nQVgfIOmnA4Xh+5cFrs3bdu4jja/ej7WKR92RzOOixsn71LY5ZFFmKe1R677nUh+k2++NiY3un2PQ==
   dependencies:
     "@rollup/pluginutils" "^4.1.2"
     find-cache-dir "^3.3.2"