diff --git a/Arduino.mk b/Arduino.mk
index 6f772fa..5b85b56 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -959,7 +959,7 @@ ifeq ($(strip $(NO_CORE)),)
         $(call show_config_variable,MONITOR_BAUDRATE, [USER])
     endif
     ifndef MONITOR_CMD
-        MONITOR_CMD = less
+        MONITOR_CMD = "less +F"
     endif
 endif