diff --git a/CLC-qthing/SiliconTorch/CyanBus.cpp b/CLC-qthing/SiliconTorch/CyanBus.cpp
index f0011b228a9247c33a6540d1c317c3411b0cff49..dce6499de1888300071ee9af0157a1bfa4e47ac3 100644
--- a/CLC-qthing/SiliconTorch/CyanBus.cpp
+++ b/CLC-qthing/SiliconTorch/CyanBus.cpp
@@ -84,7 +84,7 @@ namespace SiliconTorch {
       ESP_ERROR_CHECK(uart_set_pin(_ch, tx, rx, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE));
       //uart_intr_config(_ch);
 
-      ESP_ERROR_CHECK(uart_driver_install(_ch, MTU * 2, 0, 32, &uartEvQ, 0));  // txBuf = 0; queue size = 32;  TODO: evaluate!!!
+      ESP_ERROR_CHECK(uart_driver_install(_ch, MTU * 2, 0, 64, &uartEvQ, 0));  // txBuf = 0; queue size = 64
 
       ESP_ERROR_CHECK(uart_set_mode(_ch, UART_MODE_UART));