diff --git a/tests/debug-config.json b/tests/debug-config.json
index c0d91b4..5704ba4 100644
--- a/tests/debug-config.json
+++ b/tests/debug-config.json
@@ -5,7 +5,7 @@
   "captchaExpiryTimeLimit" : 5,
   "throttle" : 10,
   "threadDelay" : 2,
-  "playgroundEnabled" : false,
+  "playgroundEnabled" : "false",
   "corsHeader" : "*",
   "maxAttempts" : 20,
   "captchas" : [ {