diff --git a/scripts/wk/hw/diags.py b/scripts/wk/hw/diags.py
index 69cc7383..3716fe3d 100644
--- a/scripts/wk/hw/diags.py
+++ b/scripts/wk/hw/diags.py
@@ -126,8 +126,8 @@ class State():
 
     # Reset objects
     self.disks.clear()
-    self.test_groups.clear()
     self.sensors = hw_sensors.Sensors()
+    self.test_groups.clear()
 
     # Set log
     self.log_dir = log.format_log_path()