diff --git a/test_regress/t/t_force_bad_rw.out b/test_regress/t/t_force_bad_rw.out
index 337d6a25d..caa8482e2 100644
--- a/test_regress/t/t_force_bad_rw.out
+++ b/test_regress/t/t_force_bad_rw.out
@@ -1,5 +1,5 @@
 %Error: t/t_force_bad_rw.v:14:20: Unsupported: Signals used via read-write reference cannot be forced
-                                : ... In instance t.unnamedblk1.index
+                                : ... In instance t.unnamedblk1.unnamedblk1.index
    14 |       foreach (ass[index]) begin
       |                    ^~~~~
 %Error: Exiting due to