diff --git a/skpro/tests/test_all_estimators.py b/skpro/tests/test_all_estimators.py
index 9e9f55153..abb89b626 100644
--- a/skpro/tests/test_all_estimators.py
+++ b/skpro/tests/test_all_estimators.py
@@ -90,7 +90,8 @@ def _all_objects(self):
 
         # this setting ensures that only estimators are tested that have changed
         # in the sense that any line in the module is different from main
-        if ONLY_CHANGED_MODULES:
+        # exception: if this module has changed, we always run all tests by override
+        if ONLY_CHANGED_MODULES and not is_class_changed(type(self)):
             obj_list = [obj for obj in obj_list if is_class_changed(obj)]
 
         return obj_list