diff --git a/tests/data/reference/test_hera_schism_nwm/runs/unperturbed/bctides.in b/tests/data/reference/test_hera_schism_nwm/runs/unperturbed/bctides.in
index fc299f30..0a5c15e1 100644
--- a/tests/data/reference/test_hera_schism_nwm/runs/unperturbed/bctides.in
+++ b/tests/data/reference/test_hera_schism_nwm/runs/unperturbed/bctides.in
@@ -1,9 +1,9 @@
-2008-08-23 00:00:00+00:00
-0 50.0
-0
-5
-79 0 0 0 0
-10 0 0 0 0
-2 0 0 0 0
-2 0 0 0 0
-7 0 0 0 0
\ No newline at end of file
+!2008-08-23 00:00:00+00:00 UTC
+0 50.0 !number of earth tidal potential, cut-off depth for applying tidal potential
+0 !nbfr
+5 !nope
+79 0 0 0 0 !open bnd 1
+10 0 0 0 0 !open bnd 2
+2 0 0 0 0 !open bnd 3
+2 0 0 0 0 !open bnd 4
+7 0 0 0 0 !open bnd 5
\ No newline at end of file