diff --git a/src/doc/new-doc/extensions/mp_ref_barrier.txi b/src/doc/new-doc/extensions/mp_ref_barrier.txi
index 160a632d0..6d61ff63f 100644
--- a/src/doc/new-doc/extensions/mp_ref_barrier.txi
+++ b/src/doc/new-doc/extensions/mp_ref_barrier.txi
@@ -36,7 +36,7 @@ mp:barrier_arrivers_count barrier
 @cppindex mp_barrier_wait
 @lspindex mp:barrier-wait
 
-mp:barrier_wait barrier
+mp:barrier-wait barrier
 cl_object mp_barrier_wait (cl_object barrier);