diff --git a/sf-buffer/src/sf_buffer.cpp b/sf-buffer/src/sf_buffer.cpp
index b4a9c80..06e7c82 100644
--- a/sf-buffer/src/sf_buffer.cpp
+++ b/sf-buffer/src/sf_buffer.cpp
@@ -111,7 +111,8 @@ int main (int argc, char *argv[]) {
         n_missed_frames += (pulse_id - last_pulse_id) - 1;
 
         if (n_stat_out == 500) {
-            cout << "pulse_id " << pulse_id;
+            cout << "device_name " << device_name;
+            cout << " pulse_id " << pulse_id;
             cout << " n_missed_frames " << n_missed_frames;
             cout << " f_with_miss_p " << n_frames_with_missing_packets;
             cout << endl;