diff --git a/meson.build b/meson.build
index bf2cf5aa..9f89f5ff 100644
--- a/meson.build
+++ b/meson.build
@@ -145,7 +145,7 @@ md380_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDx.c',
                                    'openrtx/src/graphics/graphics_rgb565.c']
 
 md380_inc = inc + stm32f405_inc + ['platform/targets/MD-380']
-md380_def = def + stm32f405_def
+md380_def = def + stm32f405_def + {'PLATFORM_MD380': ''}
 
 
 ## TYT MD390
@@ -159,7 +159,7 @@ md390_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDx.c',
                                    'openrtx/src/graphics/graphics_rgb565.c']
 
 md390_inc = inc + stm32f405_inc + ['platform/targets/MD-390']
-md390_def = def + stm32f405_def
+md390_def = def + stm32f405_def + {'PLATFORM_MD390': ''}
 
 
 
@@ -173,7 +173,7 @@ mduv380_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDx.c',
                                      'openrtx/src/graphics/graphics_rgb565.c']
 
 mduv380_inc = inc + stm32f405_inc + ['platform/targets/MD-UV380']
-mduv380_def = def + stm32f405_def
+mduv380_def = def + stm32f405_def + {'PLATFORM_MDUV380': ''}
 
 
 ##
diff --git a/platform/targets/MD-380/hwconfig.h b/platform/targets/MD-380/hwconfig.h
index a2061c4c..293e5f70 100644
--- a/platform/targets/MD-380/hwconfig.h
+++ b/platform/targets/MD-380/hwconfig.h
@@ -22,8 +22,6 @@
 
 #include <stm32f4xx.h>
 
-#define PLATFORM_MD380
-
 /* Screen dimensions */
 #define SCREEN_WIDTH 160
 #define SCREEN_HEIGHT 128
diff --git a/platform/targets/MD-390/hwconfig.h b/platform/targets/MD-390/hwconfig.h
index a63668d9..4ef82d78 100644
--- a/platform/targets/MD-390/hwconfig.h
+++ b/platform/targets/MD-390/hwconfig.h
@@ -22,8 +22,6 @@
 
 #include <stm32f4xx.h>
 
-#define PLATFORM_MD390
-
 /* Screen dimensions */
 #define SCREEN_WIDTH 160
 #define SCREEN_HEIGHT 128
diff --git a/platform/targets/MD-UV380/hwconfig.h b/platform/targets/MD-UV380/hwconfig.h
index dd0864a0..897e2c02 100644
--- a/platform/targets/MD-UV380/hwconfig.h
+++ b/platform/targets/MD-UV380/hwconfig.h
@@ -22,8 +22,6 @@
 
 #include <stm32f4xx.h>
 
-#define PLATFORM_MDUV380
-
 /* Screen dimensions */
 #define SCREEN_WIDTH 160
 #define SCREEN_HEIGHT 128