diff --git a/man2/unshare.2 b/man2/unshare.2
index dbe61d2ba..01bc28240 100644
--- a/man2/unshare.2
+++ b/man2/unshare.2
@@ -192,7 +192,12 @@ flag, the caller obtains a full set of capabilities in the new namespace.
 requires that the calling process is not threaded; specifying
 .BR CLONE_NEWUSER
 automatically implies
-.BR CLONE_THREAD
+.BR CLONE_THREAD .
+.BR CLONE_NEWUSER
+also automatically implies
+.BR CLONE_FS
+.\" commit e66eded8309ebf679d3d3c1f5820d1f2ca332c71
+.\" https://lwn.net/Articles/543273/
 as well.
 .BR CLONE_NEWUSER
 requires that the user ID and group ID