diff --git a/b_asic/schema.py b/b_asic/schema.py
index 9c2a644f0c2e179457fd5847dae8069f76cdcd07..be79273279c55aa4749e85d7def8c9fb365b2cd7 100644
--- a/b_asic/schema.py
+++ b/b_asic/schema.py
@@ -23,7 +23,6 @@ class Schema:
     _resolution: int
     _max_end_op_id: GraphID
     _max_end_time: int
-    _input_laps: Dict[GraphID, List[int]]
     _non_schedulable_ops: Set[GraphID]
 
     def __init__(self, sfg: SFG, schedule_time: int = None, cyclic: bool = False, resolution: int = 1, scheduling_alg: str = "ASAP"):