diff --git a/data/jvm/src/test/scala/dev/tauri/choam/data/StackSpecJvm.scala b/data/jvm/src/test/scala/dev/tauri/choam/data/StackSpecJvm.scala
index 4ae765c8..cfb24460 100644
--- a/data/jvm/src/test/scala/dev/tauri/choam/data/StackSpecJvm.scala
+++ b/data/jvm/src/test/scala/dev/tauri/choam/data/StackSpecJvm.scala
@@ -62,7 +62,7 @@ trait StackSpecEliminationJvm[F[_]]
       _ <- F.cede
       _ <- tsk.parReplicateA_(8)
     } yield ()
-    (once *> F.sleep(0.01.seconds)).replicateA_(128)
+    (once *> F.sleep(0.01.seconds)).replicateA_(256)
   }
 }