diff --git a/src/Bluetooth.h b/src/Bluetooth.h
index 91c1499..746be92 100644
--- a/src/Bluetooth.h
+++ b/src/Bluetooth.h
@@ -14,6 +14,6 @@ class Bluetooth
         void println(String data = "");
         String message;
         Stream *serial;
-        StaticJsonDocument<256> json;
+        StaticJsonDocument<300> json;
         DeserializationError lastError;
 };