diff --git a/libc/libc.map.txt b/libc/libc.map.txt
index 418d4cf..83965bd 100644
--- a/libc/libc.map.txt
+++ b/libc/libc.map.txt
@@ -1342,6 +1342,13 @@
     preadv;
     preadv64;
     prlimit; # arm mips x86
+    pthread_barrierattr_destroy;
+    pthread_barrierattr_getpshared;
+    pthread_barrierattr_init;
+    pthread_barrierattr_setpshared;
+    pthread_barrier_destroy;
+    pthread_barrier_init;
+    pthread_barrier_wait;
     pwritev;
     pwritev64;
     scandirat;