diff --git a/scripts/check-consistency.sh b/scripts/check-consistency.sh
index 953f85d..43af426 100755
--- a/scripts/check-consistency.sh
+++ b/scripts/check-consistency.sh
@@ -263,7 +263,10 @@ function check_progress()
                 fi
             done
             if [[ "$nlnet_id" != "YYYY-MM-ID" ]]; then
-                check_issue "$issue_number2" "$nlnet_id" "$subtask_title" "$subtask_body" || diag "note:" -line_index="$subtask_line_index" "issue is linked from here"
+                check_issue "$issue_number2" "$nlnet_id" "$subtask_title" "$subtask_body" || {
+                    diag "note:" -line_index="$subtask_line_index" "issue is linked from here"
+                    any_errors=1
+                }
             fi
         done
         (( subtasks_total == task_amount )) || \