diff --git a/libc/libc.arm.map b/libc/libc.arm.map
index 82d6872..981dd59 100644
--- a/libc/libc.arm.map
+++ b/libc/libc.arm.map
@@ -1362,6 +1362,7 @@
     posix_spawn_file_actions_destroy;
     posix_spawn_file_actions_init;
     posix_spawnp;
+    pthread_setschedprio;
     sethostent;
     setnetent;
     setprotoent;