diff --git a/rollup.config.js b/rollup.config.js
index af108a4..6745442 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -38,7 +38,7 @@ export default [
             format: 'esm',
             sourcemap: true,
         },
-        plugins: [typescript({target: 'esnext'})],
+        plugins: [typescript({target: 'es2020'})],
         external,
         onwarn,
     },
diff --git a/tsconfig.json b/tsconfig.json
index 5268263..5d72803 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,7 +11,7 @@
         "noImplicitAny": false,
         "sourceMap": true,
         "strict": true,
-        "target": "esnext"
+        "target": "es2020"
     },
     "include": ["src/**/*"]
 }