diff --git a/tsconfig.json b/tsconfig.json
index a3c52f9..adb3500 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,6 +7,7 @@
     "strict": true,
     "strictPropertyInitialization": false,
     "forceConsistentCasingInFileNames": true,
+    "noUncheckedIndexedAccess": true,
     "noEmit": true,
     "esModuleInterop": true,
     "module": "esnext",