diff --git a/boards/holybro/kakutef7/nuttx-config/nsh/defconfig b/boards/holybro/kakutef7/nuttx-config/nsh/defconfig
index 2e2dd0ea18..cb282529de 100644
--- a/boards/holybro/kakutef7/nuttx-config/nsh/defconfig
+++ b/boards/holybro/kakutef7/nuttx-config/nsh/defconfig
@@ -90,6 +90,7 @@ CONFIG_LIBC_STRERROR=y
 CONFIG_FS_PROCFS_MAX_TASKS=64
 CONFIG_MEMSET_64BIT=y
 CONFIG_MEMSET_OPTSPEED=y
+CONFIG_MKFATFS_BUFFER_ALIGMENT=32
 CONFIG_MMCSD=y
 CONFIG_MM_REGIONS=3
 CONFIG_MTD=y