diff --git a/micro_manager/config.py b/micro_manager/config.py
index d4d9e8d4..8818198f 100644
--- a/micro_manager/config.py
+++ b/micro_manager/config.py
@@ -126,7 +126,8 @@ def read_json(self, config_filename):
 
             if self._data_for_adaptivity.keys() == self._write_data_names.keys():
                 warn("Only micro simulation data is used for similarity computation in adaptivity. This would lead to the"
-                     "same set of active and inactive simulations for the entire simulation time.")
+                     " same set of active and inactive simulations for the entire simulation time. If this is not intended,"
+                     " please include macro simulation data as well.")
 
             self._adaptivity_history_param = data["simulation_params"]["adaptivity"]["history_param"]
             self._adaptivity_coarsening_constant = data["simulation_params"]["adaptivity"]["coarsening_constant"]