diff --git a/aepsych/generators/completion_criterion/min_asks.py b/aepsych/generators/completion_criterion/min_asks.py
index f4319538b..5669a8220 100644
--- a/aepsych/generators/completion_criterion/min_asks.py
+++ b/aepsych/generators/completion_criterion/min_asks.py
@@ -5,21 +5,30 @@
 # This source code is licensed under the license found in the
 # LICENSE file in the root directory of this source tree.
 
-from typing import Any, Dict
-
-from ax.core.experiment import Experiment
-from ax.modelbridge.completion_criterion import CompletionCriterion
+from typing import Any, Dict, Optional, Set
 
 from aepsych.config import Config, ConfigurableMixin
 
+from ax.core.experiment import Experiment
+from ax.modelbridge.transition_criterion import TransitionCriterion
 
-class MinAsks(CompletionCriterion, ConfigurableMixin):
+
+class MinAsks(TransitionCriterion, ConfigurableMixin):
     def __init__(self, threshold: int) -> None:
         self.threshold = threshold
 
     def is_met(self, experiment: Experiment) -> bool:
         return experiment.num_asks >= self.threshold
 
+    def block_continued_generation_error(
+        self,
+        node_name: Optional[str],
+        model_name: Optional[str],
+        experiment: Optional[Experiment],
+        trials_from_node: Optional[Set[int]] = None,
+    ) -> None:
+        pass
+
     @classmethod
     def get_config_options(cls, config: Config, name: str) -> Dict[str, Any]:
         min_asks = config.getint(name, "min_asks", fallback=1)