diff --git a/tsconfig.json b/tsconfig.json
index c172487b0..f19ce2fdd 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -6,7 +6,7 @@
     // Specify library files to be included in the compilation.
     "lib": [
       "dom", // Required to access `window`
-      "es2017" // Required by `@sindresorhus/is`
+      "es2020"
     ],
     "incremental": true,
     // "allowJs": true,                       // Allow javascript files to be compiled.