diff --git a/nuttx-configs/px4flow-v2/bootloader/defconfig b/nuttx-configs/px4flow-v2/bootloader/defconfig
index 4932fde6ee..2f16794e28 100644
--- a/nuttx-configs/px4flow-v2/bootloader/defconfig
+++ b/nuttx-configs/px4flow-v2/bootloader/defconfig
@@ -843,7 +843,6 @@ CONFIG_NUNGET_CHARS=0
 # CONFIG_LIBC_ARCH_STRNCPY is not set
 # CONFIG_LIBC_ARCH_STRLEN is not set
 # CONFIG_LIBC_ARCH_STRNLEN is not set
-# CONFIG_LIBC_ARCH_BZERO is not set
 # CONFIG_LIBC_ARCH_ELF is not set
 # CONFIG_ARMV7M_MEMCPY is not set
 # CONFIG_NOPRINTF_FIELDWIDTH is not set