diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c97dcc9d..426f8d1a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 
 - Added support for Python 3.14. ([#1927](https://github.com/heroku/heroku-buildpack-python/pull/1927))
 - The Python 3.13 version alias now resolves to Python 3.13.8. ([#1928](https://github.com/heroku/heroku-buildpack-python/pull/1928))
+- The Python 3.12 version alias now resolves to Python 3.12.12. ([#1929](https://github.com/heroku/heroku-buildpack-python/pull/1929))
+- The Python 3.11 version alias now resolves to Python 3.11.14. ([#1929](https://github.com/heroku/heroku-buildpack-python/pull/1929))
+- The Python 3.10 version alias now resolves to Python 3.10.19. ([#1929](https://github.com/heroku/heroku-buildpack-python/pull/1929))
+- The Python 3.9 version alias now resolves to Python 3.9.24. ([#1929](https://github.com/heroku/heroku-buildpack-python/pull/1929))
 - Stopped using `--with-system-expat` when compiling new Python versions. ([#1925](https://github.com/heroku/heroku-buildpack-python/pull/1925))
 
 ## [v312] - 2025-10-05
diff --git a/lib/python_version.sh b/lib/python_version.sh
index ae193b615..69e0841e8 100644
--- a/lib/python_version.sh
+++ b/lib/python_version.sh
@@ -4,10 +4,10 @@
 # however, it helps Shellcheck realise the options under which these functions will run.
 set -euo pipefail
 
-LATEST_PYTHON_3_9="3.9.23"
-LATEST_PYTHON_3_10="3.10.18"
-LATEST_PYTHON_3_11="3.11.13"
-LATEST_PYTHON_3_12="3.12.11"
+LATEST_PYTHON_3_9="3.9.24"
+LATEST_PYTHON_3_10="3.10.19"
+LATEST_PYTHON_3_11="3.11.14"
+LATEST_PYTHON_3_12="3.12.12"
 LATEST_PYTHON_3_13="3.13.8"
 LATEST_PYTHON_3_14="3.14.0"
 
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index d722363f6..3233ca69e 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -10,10 +10,10 @@
 
 FIXTURE_DIR = Pathname.new(__FILE__).parent.join('fixtures')
 
-LATEST_PYTHON_3_9 = '3.9.23'
-LATEST_PYTHON_3_10 = '3.10.18'
-LATEST_PYTHON_3_11 = '3.11.13'
-LATEST_PYTHON_3_12 = '3.12.11'
+LATEST_PYTHON_3_9 = '3.9.24'
+LATEST_PYTHON_3_10 = '3.10.19'
+LATEST_PYTHON_3_11 = '3.11.14'
+LATEST_PYTHON_3_12 = '3.12.12'
 LATEST_PYTHON_3_13 = '3.13.8'
 LATEST_PYTHON_3_14 = '3.14.0'
 DEFAULT_PYTHON_FULL_VERSION = LATEST_PYTHON_3_13