diff --git a/libc/libc.arm64.map b/libc/libc.arm64.map
index cab66e6..6b0e415 100644
--- a/libc/libc.arm64.map
+++ b/libc/libc.arm64.map
@@ -691,6 +691,7 @@
     pthread_cond_init;
     pthread_cond_signal;
     pthread_cond_timedwait;
+    pthread_cond_timedwait_monotonic_np; # introduced-arm=16 introduced-x86=16 introduced-mips=16 introduced-arm64=28 introduced-x64_64=28 introduced-mips64=28
     pthread_cond_wait;
     pthread_condattr_destroy;
     pthread_condattr_getclock; # introduced=21
@@ -1305,10 +1306,14 @@
     pselect64;
     pthread_attr_getinheritsched;
     pthread_attr_setinheritsched;
+    pthread_mutex_timedlock_monotonic_np;
     pthread_mutexattr_getprotocol;
     pthread_mutexattr_setprotocol;
+    pthread_rwlock_timedrdlock_monotonic_np;
+    pthread_rwlock_timedwrlock_monotonic_np;
     pthread_setschedprio;
     pthread_sigmask64;
+    sem_timedwait_monotonic_np;
     sethostent;
     setnetent;
     setprotoent;