diff --git a/sensors/utils.py b/sensors/utils.py
index e4f45b1..546dee7 100644
--- a/sensors/utils.py
+++ b/sensors/utils.py
@@ -35,6 +35,7 @@
                 name = get_pid_name(pid)
                 if pid in allowed_prefixes or \
                    any(name.startswith(val) for val in allowed_prefixes):
+                    print name
                     # this is allowed pid?
                     result.append(pid)
     return result