From b0615e8288fc67ce4b435207a39ee14691c70cb0 Mon Sep 17 00:00:00 2001
From: Abdu Zoghbi <32649422+zoghbi-a@users.noreply.github.com>
Date: Thu, 2 Jul 2026 14:40:43 -0400
Subject: [PATCH 1/3] Remove unused _session setup; use the global session

Remove unused _session attribute from class initialization.
---
 astroquery/heasarc/core.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/astroquery/heasarc/core.py b/astroquery/heasarc/core.py
index 2406e274a9..6605ad5f34 100644
--- a/astroquery/heasarc/core.py
+++ b/astroquery/heasarc/core.py
@@ -38,7 +38,6 @@ def __init__(self):
         self._tap = None
         self._datalink = None
         self._meta_info = None
-        self._session = None
 
     @property
     def tap(self):

From 9d0a185716b5eb3033638eaac6c16f15b8e44d2c Mon Sep 17 00:00:00 2001
From: Abdu Zoghbi <32649422+zoghbi-a@users.noreply.github.com>
Date: Thu, 2 Jul 2026 14:46:03 -0400
Subject: [PATCH 2/3] add change log entry

Added note about ensuring 'astroquery' is in request headers.
---
 CHANGES.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/CHANGES.rst b/CHANGES.rst
index c6158ea041..3c963c73c5 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -29,6 +29,11 @@ esa.emds.einsteinprobe
 API changes
 -----------
 
+heasarc
+^^^^^^^^^^
+
+- Ensure 'astroquery' is in the request headers. [#3624]
+
 esa.utils
 ^^^^^^^^^^
 

From 347b9d2666d4a37509fd02c237e1047f38dee14e Mon Sep 17 00:00:00 2001
From: Abdu Zoghbi <32649422+zoghbi-a@users.noreply.github.com>
Date: Thu, 2 Jul 2026 14:47:57 -0400
Subject: [PATCH 3/3] use PR number instead of issue number in the changelog

---
 CHANGES.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGES.rst b/CHANGES.rst
index 3c963c73c5..50864483af 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -32,7 +32,7 @@ API changes
 heasarc
 ^^^^^^^^^^
 
-- Ensure 'astroquery' is in the request headers. [#3624]
+- Ensure 'astroquery' is in the request headers. [#3439]
 
 esa.utils
 ^^^^^^^^^^