diff --git a/firmware/drivers/lcd.c b/firmware/drivers/lcd.c
index fd1651352f..18bf9d54ba 100644
--- a/firmware/drivers/lcd.c
+++ b/firmware/drivers/lcd.c
@@ -349,6 +349,11 @@ void lcd_define_pattern (int which,char *pattern,int length)
 	lcd_write(false,pattern[i]);
 }
 
+void lcd_double_height(bool on)
+{
+    lcd_write(true,on?9:8);
+}
+
 #endif
 
 #endif
diff --git a/firmware/drivers/lcd.h b/firmware/drivers/lcd.h
index 4f80a965cf..7e5a4b8679 100644
--- a/firmware/drivers/lcd.h
+++ b/firmware/drivers/lcd.h
@@ -68,6 +68,7 @@ extern void lcd_puts(int x, int y, char *string);
 #      define LCD_PARAM_SYMBOL    0xF0
 
 extern void lcd_define_pattern (int which,char *pattern,int length);
+extern void lcd_double_height (bool on);
 
 #endif
 #if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)