diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 8156fccc..cf784c78 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -59,7 +59,7 @@ jobs:
         run: |
           pytest --cov=MySQLdb tests
 
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5
 
   django-test:
     name: "Run Django LTS test suite"
diff --git a/HISTORY.rst b/HISTORY.rst
index bc95c774..66470541 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -1,3 +1,12 @@
+======================
+ What's new in 2.2.7
+======================
+
+Release: 2025-01-10
+
+* Add ``user``, ``host``, ``database``, and ``db`` attributes to ``Connection``.
+  opentelemetry-instrumentation-(dbapi|mysqlclient) use them. (#753)
+
 ======================
  What's new in 2.2.6
 ======================
diff --git a/ci/test_mysql.py b/ci/test_mysql.py
index 9417fc9f..498be7cf 100644
--- a/ci/test_mysql.py
+++ b/ci/test_mysql.py
@@ -39,3 +39,5 @@
 ]
 
 DEFAULT_AUTO_FIELD = "django.db.models.AutoField"
+
+USE_TZ = False
diff --git a/setup.py b/setup.py
index 771b39b4..9a1d26b8 100644
--- a/setup.py
+++ b/setup.py
@@ -109,6 +109,7 @@ def get_config_win32(options):
     ]
     include_dirs = [
         os.path.join(connector, "include", "mariadb"),
+        os.path.join(connector, "include", "mysql"),
         os.path.join(connector, "include"),
     ]
 
diff --git a/src/MySQLdb/connections.py b/src/MySQLdb/connections.py
index 73c95e0f..5bcfc937 100644
--- a/src/MySQLdb/connections.py
+++ b/src/MySQLdb/connections.py
@@ -196,18 +196,18 @@ class object, used to create cursors (keyword only)
         # PEP-249 requires autocommit to be initially off
         autocommit = kwargs2.pop("autocommit", False)
 
+        self._set_attributes(*args, **kwargs2)
         super().__init__(*args, **kwargs2)
+
         self.cursorclass = cursorclass
         self.encoders = {
             k: v
             for k, v in conv.items()
             if type(k) is not int  # noqa: E721
         }
-
         self._server_version = tuple(
             [numeric_part(n) for n in self.get_server_info().split(".")[:2]]
         )
-
         self.encoding = "ascii"  # overridden in set_character_set()
 
         if not charset:
@@ -238,6 +238,21 @@ class object, used to create cursors (keyword only)
                 self.autocommit(autocommit)
         self.messages = []
 
+    def _set_attributes(self, host=None, user=None, password=None, database="", port=3306,
+                        unix_socket=None, **kwargs):
+        """set some attributes for otel"""
+        if unix_socket and not host:
+            host = "localhost"
+        # support opentelemetry-instrumentation-dbapi
+        self.host = host
+        # _mysql.Connection provides self.port
+        self.user = user
+        self.database = database
+        # otel-inst-mysqlclient uses db instead of database.
+        self.db = database
+        # NOTE: We have not supported semantic conventions yet.
+        # https://opentelemetry.io/docs/specs/semconv/database/sql/
+
     def __enter__(self):
         return self
 
diff --git a/src/MySQLdb/release.py b/src/MySQLdb/release.py
index 0b168441..234d9958 100644
--- a/src/MySQLdb/release.py
+++ b/src/MySQLdb/release.py
@@ -1,3 +1,3 @@
 __author__ = "Inada Naoki <songofacandy@gmail.com>"
-__version__ = "2.2.6"
-version_info = (2, 2, 6, "final", 0)
+__version__ = "2.2.7"
+version_info = (2, 2, 7, "final", 0)