diff --git a/tests-pl/iso-conformity-tests.pl b/tests-pl/iso-conformity-tests.pl
index 31ddc4d3..e78305a2 100644
--- a/tests-pl/iso-conformity-tests.pl
+++ b/tests-pl/iso-conformity-tests.pl
@@ -1023,4 +1023,4 @@ run_tests :-
     ).
 
 % FIXME: enable once all tests pass.
-% :- initialization_goals(run_tests).
+% :- initialization(run_tests).