diff --git a/man7/unicode.7 b/man7/unicode.7
index 934f8aeb5..a5741aebb 100644
--- a/man7/unicode.7
+++ b/man7/unicode.7
@@ -203,8 +203,12 @@ coordinated among all Linux users.
 The registry of the characters
 assigned to the Linux zone is maintained by LANANA and the registry
 itself is
+.I Documentation/admin\-guide/unicode.rst
+in the Linux kernel sources
+.\" commit 9d85025b0418163fae079c9ba8f8445212de8568
+(or
 .I Documentation/unicode.txt
-in the Linux kernel sources.
+before Linux 4.10).
 .PP
 Two other planes are reserved for private usage, plane 15
 (Supplementary Private Use Area-A, range 0xf0000 to 0xffffd)