diff --git a/ini/stm32f1.ini b/ini/stm32f1.ini
index a9afe06fec..d21db3d83c 100644
--- a/ini/stm32f1.ini
+++ b/ini/stm32f1.ini
@@ -381,6 +381,20 @@ board         = genericSTM32F103RC
 extra_scripts = ${common_stm32f1.extra_scripts}
   buildroot/share/PlatformIO/scripts/mks_robin_lite3.py
 
+#
+# FLY MINI (STM32F103RCT6)
+#
+[env:FLY_MINI]
+platform          = ${common_stm32f1.platform}
+extends           = common_stm32f1
+board             = genericSTM32F103RC
+board_build.address  = 0x08005000
+board_build.ldscript = fly_mini.ld
+extra_scripts     = ${common_stm32f1.extra_scripts}
+  buildroot/share/PlatformIO/scripts/custom_board.py
+build_flags       = ${common_stm32f1.build_flags}
+  -DDEBUG_LEVEL=0 -DSS_TIMER=4
+
 #
 # JGAurora A5S A1 (STM32F103ZET6)
 #
diff --git a/ini/stm32f4.ini b/ini/stm32f4.ini
index 487b628acb..d730387cb9 100644
--- a/ini/stm32f4.ini
+++ b/ini/stm32f4.ini
@@ -68,20 +68,6 @@ build_flags         = ${common_stm32.build_flags}
 extra_scripts       = ${common.extra_scripts}
   pre:buildroot/share/PlatformIO/scripts/generic_create_variant.py
 
-#
-# FLY MINI (STM32F103RCT6)
-#
-[env:FLY_MINI]
-platform          = ${common_stm32f1.platform}
-extends           = common_stm32f1
-board             = genericSTM32F103RC
-board_build.address  = 0x08005000
-board_build.ldscript = fly_mini.ld
-extra_scripts     = ${common_stm32f1.extra_scripts}
-  buildroot/share/PlatformIO/scripts/custom_board.py
-build_flags       = ${common_stm32f1.build_flags}
-  -DDEBUG_LEVEL=0 -DSS_TIMER=4
-
 #
 # FYSETC S6 (STM32F446RET6 ARM Cortex-M4)
 #