diff --git a/src/tbf_dl.cpp b/src/tbf_dl.cpp
index b6d3a9e..024a5f3 100644
--- a/src/tbf_dl.cpp
+++ b/src/tbf_dl.cpp
@@ -1132,7 +1132,7 @@
 
 	error_rate = analyse_errors(show_rbb, behind_last_bsn, &ana_res);
 
-	if (bts_data()->cs_adj_enabled && ms())
+	if (the_pcu->vty.cs_adj_enabled && ms())
 		ms_update_error_rate(ms(), this, error_rate);
 
 	m_window.update(bts, rbb, first_bsn, &lost, &received);
@@ -1187,7 +1187,7 @@
 
 	error_rate = analyse_errors(show_rbb, ssn, &ana_res);
 
-	if (bts_data()->cs_adj_enabled && ms())
+	if (the_pcu->vty.cs_adj_enabled && ms())
 		ms_update_error_rate(ms(), this, error_rate);
 
 	m_window.update(bts, show_rbb, ssn,