diff --git a/scripts/importDefinitelyTypedTests/tsconfig.json b/scripts/importDefinitelyTypedTests/tsconfig.json
index 3bf148ffa5c..dede4572531 100644
--- a/scripts/importDefinitelyTypedTests/tsconfig.json
+++ b/scripts/importDefinitelyTypedTests/tsconfig.json
@@ -1,7 +1,7 @@
 {
     "compilerOptions": {
         "module": "commonjs",
-        "target": "es3",
+        "target": "ES5",
         "noImplicitAny": true,
         "outDir": "./",
         "rootDir": ".",