diff --git a/man8/ld.so.8 b/man8/ld.so.8
index 329d1f573..eab8e82e4 100644
--- a/man8/ld.so.8
+++ b/man8/ld.so.8
@@ -182,6 +182,7 @@ ELF libraries at execution-time.
 Similar to the
 .B PATH
 environment variable.
+Ignored in set-user-ID and set-group-ID programs.
 .TP
 .B LD_PRELOAD
 A list of additional, user-specified, ELF shared