diff --git a/build/libraries_sysmenu/boot/ARM7/src/bootAPI.c b/build/libraries_sysmenu/boot/ARM7/src/bootAPI.c
index f9e9eb80..6f22c844 100644
--- a/build/libraries_sysmenu/boot/ARM7/src/bootAPI.c
+++ b/build/libraries_sysmenu/boot/ARM7/src/bootAPI.c
@@ -332,7 +332,7 @@ static void BOOTi_RebootCallback( void** entryp, void* mem_list_v, REBOOTTarget*
 			}
 
 			// I2S停止（MCLKは動作継続）
-			reg_SND_SMX_CNT &= ~REG_SND_SMX_CNT_E_MASK;
+			//reg_SND_SMX_CNT &= ~REG_SND_SMX_CNT_E_MASK;
 
 			spiLockId = (u32)OS_GetLockID();
 			if (spiLockId == OS_LOCK_ID_ERROR)