diff --git a/src/common/boot_picoboot_headers/include/boot/picoboot_constants.h b/src/common/boot_picoboot_headers/include/boot/picoboot_constants.h
index 642f54e6a..ffb3b8cc4 100644
--- a/src/common/boot_picoboot_headers/include/boot/picoboot_constants.h
+++ b/src/common/boot_picoboot_headers/include/boot/picoboot_constants.h
@@ -13,7 +13,7 @@
 // values 0-7 are secure/non-secure
 #define REBOOT2_FLAG_REBOOT_TYPE_NORMAL       0x0 // param0 = diagnostic partition
 #define REBOOT2_FLAG_REBOOT_TYPE_BOOTSEL      0x2 // param0 = gpio_pin_number, param1 = flags
-#define REBOOT2_FLAG_REBOOT_TYPE_RAM_IMAGE    0x3 // param0 = image_regio_base, param1 = image_region_size
+#define REBOOT2_FLAG_REBOOT_TYPE_RAM_IMAGE    0x3 // param0 = image_region_base, param1 = image_region_size
 #define REBOOT2_FLAG_REBOOT_TYPE_FLASH_UPDATE 0x4 // param0 = update_base
 
 // values 8-15 are secure only
diff --git a/src/rp2_common/boot_bootrom_headers/include/boot/bootrom_constants.h b/src/rp2_common/boot_bootrom_headers/include/boot/bootrom_constants.h
index 195140f6b..c1107f66b 100644
--- a/src/rp2_common/boot_bootrom_headers/include/boot/bootrom_constants.h
+++ b/src/rp2_common/boot_bootrom_headers/include/boot/bootrom_constants.h
@@ -308,7 +308,7 @@ typedef struct cflash_flags {
     uint32_t flags;
 } cflash_flags_t;
 
-#endif
+#endif // #ifdef __ASSEMBLER__
 
 // Bits which are permitted to be set in a flags variable -- any other bits being set is an error
 #define CFLASH_FLAGS_BITS               0x00070301u