diff --git a/check_opnsense_traffic_for_host.py b/check_opnsense_traffic_for_host.py
index 5a78ffa..f8f8d10 100755
--- a/check_opnsense_traffic_for_host.py
+++ b/check_opnsense_traffic_for_host.py
@@ -71,28 +71,29 @@ def main():
             print(traffic_data)
             sys.exit(nagios.UNKNOWN)
         elif not len(traffic_data):
-            traffic_data = {
-                'rate_bits_in': 0,
-                'rate_bits_out': 0,
-                'cumulative_bytes_in': 0,
-                'cumulative_bytes_out': 0,
+            check_result[name] = {
+                'rate_in': 0,
+                'rate_out': 0,
+                'cumulative_in': 0,
+                'cumulative_out': 0,
                 'details': 0
             }
-
-        try:
-            check_result[name] = {
-                'rate_in': np.average([x['rate_bits_in'] for x in traffic_data]),
-                'rate_out': np.average([x['rate_bits_out'] for x in traffic_data]),
-                'cumulative_in': np.average([x['cumulative_bytes_in'] for x in traffic_data]),
-                'cumulative_out': np.average([x['cumulative_bytes_out'] for x in traffic_data]),
-                'connections': int(np.average([len(x['details']) for x in traffic_data]))
-            }
-        except Exception as e:
-            print(f'UNKNOWN: Failed to parse traffic data: "{e}"')
-            print(traceback.format_exc())
-            print('\nRaw data:')
-            print(traffic_data)
-            sys.exit(nagios.UNKNOWN)
+        else:
+            try:
+                check_result[name] = {
+                    'rate_in': np.average([x['rate_bits_in'] for x in traffic_data]),
+                    'rate_out': np.average([x['rate_bits_out'] for x in traffic_data]),
+                    'cumulative_in': np.average([x['cumulative_bytes_in'] for x in traffic_data]),
+                    'cumulative_out': np.average([x['cumulative_bytes_out'] for x in traffic_data]),
+                    'connections': int(np.average([len(x['details']) for x in traffic_data]))
+                }
+            except Exception as e:
+                print(f'UNKNOWN: Failed to parse traffic data: "{e}"')
+                print(traceback.format_exc())
+                print('')
+                print('Raw data:')
+                print(traffic_data)
+                sys.exit(nagios.UNKNOWN)
 
     # TODO: figure out status
     print('OK: no metrics defined.')