diff --git a/libexec/rtld-elf/rtld.1 b/libexec/rtld-elf/rtld.1
index 789f227b4f63..79f1478bb90d 100644
--- a/libexec/rtld-elf/rtld.1
+++ b/libexec/rtld-elf/rtld.1
@@ -205,6 +205,7 @@ doing bindings.
 As result, each call of the PLT-resolved function is resolved.
 In combination with debug output, this provides complete account of
 all bind actions at runtime.
+This variable is unset for set-user-ID and set-group-ID programs.
 .It Ev LD_BIND_NOW
 When set to a nonempty string, causes
 .Nm