diff --git a/src/sys.cpp b/src/sys.cpp
index e515857..2130984 100644
--- a/src/sys.cpp
+++ b/src/sys.cpp
@@ -42,7 +42,7 @@
 void sysInit()
 //-----------------------------------------------------------------------------
 {
-    Serial.begin(9600);
+    Serial.begin(115200);
     pinMode(LED_BUILTIN, OUTPUT);
     opstInit(OPST_PIN);
 }