Can't Replace banner icon in Fire Emblem 12

[AyraHikari]

• Tinke Version: 0.9.2
• Game: Fire Emblem: Heroes Light and Shadow (English Translated)

What i do:

• Run Tinke, and open Fire_Emblem_Shin_Monsho_no_Nazo_Hikari_to_Kage_no_Eiyu_en.nds
• In Game Information window, click Edit button
• At Banner, click Change Icon and select edited icon.bmp (32x32)
• Click Save button, and then banner does not changed

Also here is icon i am using: