diff --git a/tasmota/tasmota_xdrv_driver/xdrv_31_tasmota_client.ino b/tasmota/tasmota_xdrv_driver/xdrv_31_tasmota_client.ino
index d15900189..e4d41988e 100644
--- a/tasmota/tasmota_xdrv_driver/xdrv_31_tasmota_client.ino
+++ b/tasmota/tasmota_xdrv_driver/xdrv_31_tasmota_client.ino
@@ -441,7 +441,7 @@ void TasmotaClient_Show(void) {
   if ((TClient.type) && (TClientSettings.features.func_json_append)) {
     TasmotaClient_sendCmnd(CMND_GET_JSON, 0);
 
-    char buffer[100];
+    char buffer[250];  // Keep size below 255 to stay within 8-bits index and len
     uint8_t len = TasmotaClient_receiveData(buffer, sizeof(buffer) -1);
 
     buffer[len] = '\0';