diff --git a/tsconfig.base.json b/tsconfig.base.json
index 255006b..e0ed6e6 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -16,7 +16,7 @@
         "strict": true,
         "resolveJsonModule": true,
         "noUncheckedIndexedAccess": true,
-        "useDefineForClassFields": false,
+        "useDefineForClassFields": true,
         "allowSyntheticDefaultImports": true,
         "forceConsistentCasingInFileNames": true,