diff --git a/CHANGELOG.md b/CHANGELOG.md
index eb2edc85..3ba420da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## v1.6.1
 
 * Add `pointwise_max`, `pointwise_min` arguments to take pointwise maximum or minimum of CDFs.
+* Add `Die.time_to_sum` method.
 
 ## v1.6.0 - 20 September 2024
 
diff --git a/src/icepool/__init__.py b/src/icepool/__init__.py
index 4ef279bd..b1c70b9e 100644
--- a/src/icepool/__init__.py
+++ b/src/icepool/__init__.py
@@ -17,7 +17,7 @@
 
 __docformat__ = 'google'
 
-__version__ = '1.6.1a1'
+__version__ = '1.6.1a2'
 
 from typing import Final
 
@@ -46,12 +46,11 @@
 
 # Expose certain names at top-level.
 
-from icepool.function import (d, z, __getattr__, coin, stochastic_round,
-                              one_hot, iter_cartesian_product, from_cumulative,
-                              from_rv, pointwise_max, pointwise_min, min_outcome, 
-                              max_outcome, consecutive, sorted_union,
-                              commonize_denominator, reduce, accumulate, map, 
-                              map_function, map_and_time, map_to_pool)
+from icepool.function import (
+    d, z, __getattr__, coin, stochastic_round, one_hot, iter_cartesian_product,
+    from_cumulative, from_rv, pointwise_max, pointwise_min, min_outcome,
+    max_outcome, consecutive, sorted_union, commonize_denominator, reduce,
+    accumulate, map, map_function, map_and_time, map_to_pool)
 
 from icepool.population.base import Population
 from icepool.population.die import implicit_convert_to_die, Die
@@ -147,10 +146,11 @@
     'd', 'z', 'coin', 'stochastic_round', 'one_hot', 'Outcome', 'Die',
     'Population', 'tupleize', 'vectorize', 'Vector', 'Symbols', 'Again',
     'CountsKeysView', 'CountsValuesView', 'CountsItemsView', 'from_cumulative',
-    'from_rv', 'pointwise_max', 'pointwise_min', 'lowest', 'highest', 'middle', 'min_outcome', 'max_outcome',
-    'consecutive', 'sorted_union', 'commonize_denominator', 'reduce',
-    'accumulate', 'map', 'map_function', 'map_and_time', 'map_to_pool',
-    'Reroll', 'RerollType', 'Pool', 'standard_pool', 'MultisetGenerator',
-    'MultisetExpression', 'MultisetEvaluator', 'Order', 'Deck', 'Deal',
-    'MultiDeal', 'multiset_function', 'function', 'typing', 'evaluator'
+    'from_rv', 'pointwise_max', 'pointwise_min', 'lowest', 'highest', 'middle',
+    'min_outcome', 'max_outcome', 'consecutive', 'sorted_union',
+    'commonize_denominator', 'reduce', 'accumulate', 'map', 'map_function',
+    'map_and_time', 'map_to_pool', 'Reroll', 'RerollType', 'Pool',
+    'standard_pool', 'MultisetGenerator', 'MultisetExpression',
+    'MultisetEvaluator', 'Order', 'Deck', 'Deal', 'MultiDeal',
+    'multiset_function', 'function', 'typing', 'evaluator'
 ]