diff --git a/docs/hru.1 b/docs/hru.1
index 5a1edde..17c6fbb 100644
--- a/docs/hru.1
+++ b/docs/hru.1
@@ -36,8 +36,9 @@ program.
 
 .SH STANDARDS
 
-Hru follows the standard Internation System of Units prefixes as specified by
-the General Conference on Weights and Measures (CGPM).
+Hru follows the standard unit prefixes as specified by the Bureau International
+des Poids et Mesures (BIPM) in the ninth edition of The International System of
+Units (SI).
 
 .SH AUTHOR
 
@@ -50,4 +51,4 @@ Copyright (c) 2024 Emma Tebibyte. License AGPLv3+: GNU AGPL version 3 or later
 
 .SH SEE ALSO
 
-GNU ls(1), CGPM Resolution 3 (2022)
+GNU ls(1), The International System of Units (SI) 9th Edition