diff --git a/HARK/ConsumptionSaving/ConsIndShockModel.py b/HARK/ConsumptionSaving/ConsIndShockModel.py
index 887fc4a3d..43c76ff37 100644
--- a/HARK/ConsumptionSaving/ConsIndShockModel.py
+++ b/HARK/ConsumptionSaving/ConsIndShockModel.py
@@ -1732,6 +1732,13 @@ def sim_death(self):
         DiePrb = DiePrb_by_t_cycle[
             self.t_cycle - 1
         ]  # Time has already advanced, so look back one
+
+        # In finite-horizon problems the previous line gives newborns the
+        # survival probability of the last non-terminal period. This is okay,
+        # however, since they will be instantly replaced by new newborns if
+        # they die.
+        # See: https://github.com/econ-ark/HARK/pull/981
+
         DeathShks = Uniform(seed=self.RNG.randint(0, 2 ** 31 - 1)).draw(
             N=self.AgentCount
         )