diff --git a/platformio.ini b/platformio.ini
index ac7d9804d8..5e7f034f40 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -18,7 +18,7 @@
 [platformio]
 src_dir      = Marlin
 boards_dir   = buildroot/share/PlatformIO/boards
-default_envs = mega2560
+default_envs = flsun_hispeed
 include_dir  = Marlin
 
 #
@@ -389,6 +389,17 @@ monitor_flags =
 #                               #
 #################################
 
+[env:flsun_hispeed]
+platform      = ${common_stm32f1.platform}
+extends       = common_stm32f1
+board         = genericSTM32F103VE
+extra_scripts = ${common.extra_scripts}
+  buildroot/share/PlatformIO/scripts/mks_robin_mini.py
+build_flags   = ${common_stm32f1.build_flags}
+  -DMCU_STM32F103VE
+lib_deps       =
+    TMCStepper
+    
 #################################
 #                               #
 #       AVR Architecture        #