diff --git a/tests/tz.py b/tests/tz.py
index 6d1d25a..932921b 100644
--- a/tests/tz.py
+++ b/tests/tz.py
@@ -96,6 +96,8 @@ def prepare(tmp_path: Path):
         # note: order doesn't matter, will be sorted in the data provider
         class via_ip:
             pass
+        class gpslogger:
+            pass
 
     class time:
         class tz: