diff --git a/pyproject.toml b/pyproject.toml
index 27360801..59fa9f3f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,7 +61,7 @@ dev = [
     "mypy<1.20",
     "pytest<10",
     "pytz",
-    "ruff<0.15",
+    "ruff<0.16",
 ]
 docs = [
     "sphinx",
diff --git a/src/crate/client/cursor.py b/src/crate/client/cursor.py
index 587f1491..b7aac089 100644
--- a/src/crate/client/cursor.py
+++ b/src/crate/client/cursor.py
@@ -193,7 +193,8 @@ def next(self):
         else:
             raise ProgrammingError("Cursor closed")
 
-    __next__ = next
+    def __next__(self):
+        return self.next()
 
     @property
     def description(self):
diff --git a/tests/client/test_cursor.py b/tests/client/test_cursor.py
index 46fbd4bd..7a7491ca 100644
--- a/tests/client/test_cursor.py
+++ b/tests/client/test_cursor.py
@@ -250,9 +250,9 @@ def test_execute_custom_converter(mocked_connection):
     # Extends the DefaultTypeConverter
     converter = DefaultTypeConverter(
         {
-            DataType.BIT: lambda value: value is not None
-            and int(value[2:-1], 2)
-            or None
+            DataType.BIT: lambda value: (
+                value is not None and int(value[2:-1], 2) or None
+            )
         }
     )
     cursor = mocked_connection.cursor(converter=converter)
diff --git a/tests/conftest.py b/tests/conftest.py
index a64b5762..f6325b2c 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -227,7 +227,6 @@ def doctest_node():
 
 
 class HttpsServer(HTTPServer):
-
     PORT = 65534
     HOST = "localhost"
     CERT_FILE = assets_path("pki/server_valid.pem")