diff --git a/doc/changelog.d/4559.fixed.md b/doc/changelog.d/4559.fixed.md
new file mode 100644
index 00000000000..86676451852
--- /dev/null
+++ b/doc/changelog.d/4559.fixed.md
@@ -0,0 +1 @@
+Updated field_info to handle deprecated warnings.
diff --git a/src/ansys/fluent/core/session.py b/src/ansys/fluent/core/session.py
index 67439b2d6c4..7413691b0a9 100644
--- a/src/ansys/fluent/core/session.py
+++ b/src/ansys/fluent/core/session.py
@@ -510,7 +510,7 @@ def __init__(
         )
         self.field_data = service_creator("field_data").create(
             _session._field_data_service,
-            self.field_info,
+            self._field_info,
             self._is_solution_data_valid,
             _session.scheme,
             get_zones_info,
@@ -520,7 +520,7 @@ def __init__(
         )
         self.field_data_old = service_creator("field_data_old").create(
             _session._field_data_service,
-            self.field_info,
+            self._field_info,
             self._is_solution_data_valid,
             _session.scheme,
         )