diff --git a/libc/include/sys/klog.h b/libc/include/sys/klog.h
index 237d2e2..6ee410f 100644
--- a/libc/include/sys/klog.h
+++ b/libc/include/sys/klog.h
@@ -61,7 +61,7 @@
 #define KLOG_SIZE_BUFFER 10
 
 /**
- * [klogctl(2)](https://man7.org/linux/man-pages/man2/syslog.2.html) operates on the kernel log.
+ * [klogctl(3)](https://man7.org/linux/man-pages/man2/klogctl.3.html) operates on the kernel log.
  *
  * This system call is not available to applications.
  * Use syslog() or `<android/log.h>` instead.
diff --git a/libc/include/sys/mman.h b/libc/include/sys/mman.h
index 38cbf2f..3fe1f9c 100644
--- a/libc/include/sys/mman.h
+++ b/libc/include/sys/mman.h
@@ -126,7 +126,7 @@
 int mlock(const void* _Nonnull __addr, size_t __size);
 
 /**
- * [mlock2(2)](https://man7.org/linux/man-pages/man2/mlock.2.html)
+ * [mlock2(2)](https://man7.org/linux/man-pages/man2/mlock2.2.html)
  * locks pages (preventing swapping), with optional flags.
  *
  * Available since API level 30.
diff --git a/libc/include/sys/select.h b/libc/include/sys/select.h
index 4183d90..685e6ac 100644
--- a/libc/include/sys/select.h
+++ b/libc/include/sys/select.h
@@ -137,7 +137,7 @@
 int select(int __max_fd_plus_one, fd_set* _Nullable __read_fds, fd_set* _Nullable __write_fds, fd_set* _Nullable __exception_fds, struct timeval* _Nullable __timeout);
 
 /**
- * [pselect(2)](https://man7.org/linux/man-pages/man2/select.2.html) waits on a
+ * [pselect(2)](https://man7.org/linux/man-pages/man2/pselect.2.html) waits on a
  * set of file descriptors.
  *
  * New code should prefer ppoll() from <poll.h> instead,
diff --git a/libc/include/sys/stat.h b/libc/include/sys/stat.h
index 0b4b248..b6cdb14 100644
--- a/libc/include/sys/stat.h
+++ b/libc/include/sys/stat.h
@@ -320,7 +320,7 @@
 int utimensat(int __dir_fd, const char* __BIONIC_COMPLICATED_NULLNESS __path, const struct timespec __times[_Nullable 2], int __flags);
 
 /**
- * [futimens(2)](https://man7.org/linux/man-pages/man2/utimensat.2.html) sets
+ * [futimens(3)](https://man7.org/linux/man-pages/man3/futimens.3.html) sets
  * the given file descriptor's timestamp.
  *
  * `__times[0]` is the access time (atime), and `__times[1]` the last modification time (mtime).