diff --git a/libc/include/sys/msg.h b/libc/include/sys/msg.h
index f746bb5..ced5a3e 100644
--- a/libc/include/sys/msg.h
+++ b/libc/include/sys/msg.h
@@ -41,10 +41,10 @@
 typedef __kernel_ulong_t msgqnum_t;
 typedef __kernel_ulong_t msglen_t;
 
-int msgctl(int, int, struct msqid_ds*) __INTRODUCED_IN_FUTURE;
-int msgget(key_t, int) __INTRODUCED_IN_FUTURE;
-ssize_t msgrcv(int, void*, size_t, long, int) __INTRODUCED_IN_FUTURE;
-int msgsnd(int, const void*, size_t, int) __INTRODUCED_IN_FUTURE;
+int msgctl(int, int, struct msqid_ds*) __INTRODUCED_IN(26);
+int msgget(key_t, int) __INTRODUCED_IN(26);
+ssize_t msgrcv(int, void*, size_t, long, int) __INTRODUCED_IN(26);
+int msgsnd(int, const void*, size_t, int) __INTRODUCED_IN(26);
 
 __END_DECLS