* areas relevant to making older projects compatible with the API changes of each new release.
*
* \section Sec_MigrationXXXXXX Migrating from 111009 to XXXXXX
- * None
+ * <b>USB Core</b>
+ * - The HID_KEYBOARD_MODIFER_* macros in the HID class driver have been corrected to HID_KEYBOARD_MODIFIER_* (note the spelling of "modifier").
+ * Existing applications should switch over to the correctly spelled macro names.
*
* \section Sec_Migration111009 Migrating from 110528 to 111009
* <b>Non-USB Library Components</b>