Uc_mcontext64's error

hi,
I get last version SDKs with Object-c.But have one error.

/Sentry/Sources/SentryCrash/Recording/Tools/SentryCrashMachineContext.c:133:80: No member named ‘uc_mcontext64’ in ‘struct __darwin_ucontext’; did you mean ‘uc_mcontext’?

what is wrong with this?