diff --git a/radio/src/gui/colorlcd/standalone_lua.cpp b/radio/src/gui/colorlcd/standalone_lua.cpp
index 8d0ebffcd..ca7ffa1ca 100644
--- a/radio/src/gui/colorlcd/standalone_lua.cpp
+++ b/radio/src/gui/colorlcd/standalone_lua.cpp
@@ -26,19 +26,6 @@ constexpr uint32_t STANDALONE_LUA_REFRESH = 1000 / 5; // 5Hz
 
 uint16_t* lcdGetBackupBuffer();
 
-// #if !defined(SIMU)
-
-// // LUA script draw into the backup buffer
-// extern uint8_t * LCD_BACKUP_FRAME_BUFFER;
-// #define LUA_LCD_BUFFER ((uint16_t *)LCD_BACKUP_FRAME_BUFFER)
-
-// #else
-
-// extern pixel_t* simuLcdBuf;
-// #define LUA_LCD_BUFFER ((uint16_t *)simuLcdBuf)
-
-// #endif
-
 StandaloneLuaWindow::StandaloneLuaWindow(Window* parent) :
     Window(parent->getFullScreenWindow(), {0, 0, LCD_W, LCD_H}, OPAQUE),
     lcdBuffer(BMP_RGB565, LCD_W, LCD_H, lcdGetBackupBuffer())
diff --git a/radio/src/targets/horus/lcd_driver.cpp b/radio/src/targets/horus/lcd_driver.cpp
index e752ae156..a9a91185a 100644
--- a/radio/src/targets/horus/lcd_driver.cpp
+++ b/radio/src/targets/horus/lcd_driver.cpp
@@ -579,6 +579,11 @@ int lcdRestoreBackupBuffer()
   return 1;
 }
 
+uint16_t* lcdGetBackupBuffer()
+{
+  return (uint16_t*)LCD_BACKUP_FRAME_BUFFER;
+}
+
 void lcdRefresh()
 {
   if (currentLayer == LCD_FIRST_LAYER) {