diff --git a/CHANGES.rst b/CHANGES.rst
index 3c8c12b8d95..c2654b99214 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -10,6 +10,46 @@
 
 .. towncrier release notes start
 
+3.11.15 (2025-03-31)
+====================
+
+Bug fixes
+---------
+
+- Reverted explicitly closing sockets if an exception is raised during ``create_connection`` -- by :user:`bdraco`.
+
+  This change originally appeared in aiohttp 3.11.13
+
+
+  *Related issues and pull requests on GitHub:*
+  :issue:`10464`, :issue:`10617`, :issue:`10656`.
+
+
+
+
+Miscellaneous internal changes
+------------------------------
+
+- Improved performance of WebSocket buffer handling -- by :user:`bdraco`.
+
+
+  *Related issues and pull requests on GitHub:*
+  :issue:`10601`.
+
+
+
+- Improved performance of serializing headers -- by :user:`bdraco`.
+
+
+  *Related issues and pull requests on GitHub:*
+  :issue:`10625`.
+
+
+
+
+----
+
+
 3.11.14 (2025-03-16)
 ====================
 
diff --git a/CHANGES/10464.bugfix.rst b/CHANGES/10464.bugfix.rst
deleted file mode 120000
index 18996eb3cac..00000000000
--- a/CHANGES/10464.bugfix.rst
+++ /dev/null
@@ -1 +0,0 @@
-10656.bugfix.rst
\ No newline at end of file
diff --git a/CHANGES/10601.misc.rst b/CHANGES/10601.misc.rst
deleted file mode 100644
index c0d21082724..00000000000
--- a/CHANGES/10601.misc.rst
+++ /dev/null
@@ -1 +0,0 @@
-Improved performance of WebSocket buffer handling -- by :user:`bdraco`.
diff --git a/CHANGES/10617.bugfix.rst b/CHANGES/10617.bugfix.rst
deleted file mode 120000
index 18996eb3cac..00000000000
--- a/CHANGES/10617.bugfix.rst
+++ /dev/null
@@ -1 +0,0 @@
-10656.bugfix.rst
\ No newline at end of file
diff --git a/CHANGES/10625.misc.rst b/CHANGES/10625.misc.rst
deleted file mode 100644
index 30cd7f0f3a6..00000000000
--- a/CHANGES/10625.misc.rst
+++ /dev/null
@@ -1 +0,0 @@
-Improved performance of serializing headers -- by :user:`bdraco`.
diff --git a/CHANGES/10656.bugfix.rst b/CHANGES/10656.bugfix.rst
deleted file mode 100644
index ec3853107ad..00000000000
--- a/CHANGES/10656.bugfix.rst
+++ /dev/null
@@ -1,3 +0,0 @@
-Reverted explicitly closing sockets if an exception is raised during ``create_connection`` -- by :user:`bdraco`.
-
-This change originally appeared in aiohttp 3.11.13
diff --git a/aiohttp/__init__.py b/aiohttp/__init__.py
index 4ff7bbbc759..aba86dc3a32 100644
--- a/aiohttp/__init__.py
+++ b/aiohttp/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "3.11.15.dev0"
+__version__ = "3.11.15"
 
 from typing import TYPE_CHECKING, Tuple