diff --git a/Sim/Simulation/ISimulation.cpp b/Sim/Simulation/ISimulation.cpp
index 22d4302a1b586a8521f4893db244b15a76f1435d..85d276c0733541ed8c84b6b8d8797e1d226e2e17 100644
--- a/Sim/Simulation/ISimulation.cpp
+++ b/Sim/Simulation/ISimulation.cpp
@@ -135,7 +135,7 @@ SimulationResult ISimulation::simulate()
     m_progress->reset();
     m_progress->setExpectedNTicks(n_combinations * total_size);
 
-    // restrict calculation to current batch (when is this used?? - ISSUE #417)
+    // restrict calculation to current batch // TODO: clarify
     const size_t n_batches = m_options->getNumberOfBatches();
     const size_t current_batch = m_options->getCurrentBatch();
     const size_t batch_start = startIndex(n_batches, current_batch, total_size);