diff --git a/tsconfig.json b/tsconfig.json
index 03848c5924af1e3b3b87ed87ef717e0fa2e5fae3..bcd839458a097565e56585afec1785bf68b3e7e4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -17,6 +17,7 @@
     "esModuleInterop": true,
     "types": ["node", "jest"],
     "typeRoots": ["node_modules/@types"],
+    "useDefineForClassFields": false,
     "lib": ["es2022", "dom"],
     "paths": {
       "aws-lib": ["dist/aws-lib/aws-lib", "dist/aws-lib"],