diff --git a/peps/pep-0619.rst b/peps/pep-0619.rst
index 364cc63bd..89ecd86e7 100644
--- a/peps/pep-0619.rst
+++ b/peps/pep-0619.rst
@@ -82,6 +82,7 @@ Provided irregularly on an "as-needed" basis until October 2026.
 - 3.10.12: Tuesday, 2023-06-06
 - 3.10.13: Thursday, 2023-08-24
 - 3.10.14: Tuesday, 2024-03-19
+- 3.10.15: Saturday, 2024-09-07
 
 3.10 Lifespan
 -------------
diff --git a/peps/pep-0664.rst b/peps/pep-0664.rst
index 7023e990e..13c31fb85 100644
--- a/peps/pep-0664.rst
+++ b/peps/pep-0664.rst
@@ -74,6 +74,13 @@ Actual:
 - 3.11.9: Tuesday, 2024-04-02 (final regular bugfix release with binary
   installers)
 
+Source-only security fix releases
+---------------------------------
+
+Provided irregularly on an "as-needed" basis until October 2027.
+
+- 3.11.10: Saturday, 2024-09-07
+
 3.11 Lifespan
 -------------