diff --git a/man3/a64l.3 b/man3/a64l.3
index f9b88e4e0..353254e3e 100644
--- a/man3/a64l.3
+++ b/man3/a64l.3
@@ -70,7 +70,7 @@ l l l.
 Interface	Attribute	Value
 T{
 .BR l64a ()
-T}	Thread safety	MT-Unsafe
+T}	Thread safety	MT-Unsafe race:l64a
 T{
 .BR a64l ()
 T}	Thread safety	MT-Safe