diff --git a/tests/performance/api/graph.py b/tests/performance/api/graph.py
index e54adc194de..c7d3c5043ec 100644
--- a/tests/performance/api/graph.py
+++ b/tests/performance/api/graph.py
@@ -22,7 +22,7 @@ class TestGraph:
 
             for entry in queue.entries:
                 if entry.status in ('done', 'outdated'):
-                    device_name = entry.device_name
+                    device_name = entry.device_name + " (" + entry.device_type + ")"
                     if device_name in devices.keys():
                         devices[device_name].append(entry)
                     else: