diff --git a/libraries/libstratosphere/include/stratosphere/spl/impl/spl_deprecated_general_interface.hpp b/libraries/libstratosphere/include/stratosphere/spl/impl/spl_deprecated_general_interface.hpp
index e6d85f06e..3c9eb09c5 100644
--- a/libraries/libstratosphere/include/stratosphere/spl/impl/spl_deprecated_general_interface.hpp
+++ b/libraries/libstratosphere/include/stratosphere/spl/impl/spl_deprecated_general_interface.hpp
@@ -44,6 +44,7 @@ namespace ams::spl::impl {
         AMS_SF_METHOD_INFO(C, H, 19, Result, LoadPreparedAesKey,                (s32 keyslot, AccessKey access_key))                                                                                                                                                                        \
         AMS_SF_METHOD_INFO(C, H, 20, Result, PrepareCommonEsTitleKeyDeprecated, (sf::Out<AccessKey> out_access_key, KeySource key_source),                                                                                                          hos::Version_2_0_0, hos::Version_2_3_0) \
         AMS_SF_METHOD_INFO(C, H, 20, Result, PrepareCommonEsTitleKey,           (sf::Out<AccessKey> out_access_key, KeySource key_source, u32 generation),                                                                                          hos::Version_3_0_0)                     \
+        AMS_SF_METHOD_INFO(C, H, 21, Result, AllocateAesKeySlot,                (sf::Out<s32> out_keyslot))                                                                                                                                                                                 \
         AMS_SF_METHOD_INFO(C, H, 22, Result, DeallocateAesKeySlot,              (s32 keyslot))                                                                                                                                                                                              \
         AMS_SF_METHOD_INFO(C, H, 23, Result, GetAesKeySlotAvailableEvent,       (sf::OutCopyHandle out_hnd))                                                                                                                                                                                \
         AMS_SF_METHOD_INFO(C, H, 24, Result, SetBootReason,                     (spl::BootReasonValue boot_reason),                                                                                                                                 hos::Version_3_0_0)                     \