diff --git a/optimas/generators/ax/service/base.py b/optimas/generators/ax/service/base.py
index 3d2bf42b..02ec2b8c 100644
--- a/optimas/generators/ax/service/base.py
+++ b/optimas/generators/ax/service/base.py
@@ -205,7 +205,7 @@ def _tell(self, trials: List[Trial]) -> None:
                             # i.e., min trials).
                             if isinstance(tc, (MinTrials, MaxTrials)):
                                 tc.threshold -= 1
-                        generation_strategy._maybe_move_to_next_step()
+                        generation_strategy._maybe_transition_to_next_node()
             finally:
                 if trial.ignored:
                     continue