diff --git a/HISTORY.md b/HISTORY.md
index b5edf38b..a8ded198 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,11 +1,14 @@
 # History
 
-## 0.12.2 (2024-05-??)
+## 0.12.2 (2024-05-20)
+
+- Add optional context manager and `.close()` semantics to Python `MiniRacer` class.
 
 - Fixed a potential hang on MiniRacer teardown if MiniRacer is executing a microtask
     which loops infinitely.
 
-- Add optional context manager and `.close()` semantics to Python `MiniRacer` class.
+- Switch C++ side of MiniRacer to a more straightforward object lifecycle management
+    model.
 
 ## 0.12.1 (2024-05-18)
 
diff --git a/src/py_mini_racer/__about__.py b/src/py_mini_racer/__about__.py
index b8ba19d3..dfd9b3c0 100644
--- a/src/py_mini_racer/__about__.py
+++ b/src/py_mini_racer/__about__.py
@@ -1,3 +1,3 @@
 __author__ = "bpcreech"
 __email__ = "mini-racer@bpcreech.com"
-__version__ = "0.12.1"
+__version__ = "0.12.2"