diff --git a/poetry.lock b/poetry.lock
index 489cf555..ca370295 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,9 +1,10 @@
-# This file is automatically @generated by Poetry 1.5.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry and should not be changed by hand.
 
 [[package]]
 name = "annotated-types"
 version = "0.5.0"
 description = "Reusable constraint types to use with typing.Annotated"
+category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -15,6 +16,7 @@ files = [
 name = "astroid"
 version = "2.15.5"
 description = "An abstract syntax tree for Python with inference support."
+category = "dev"
 optional = false
 python-versions = ">=3.7.2"
 files = [
@@ -34,6 +36,7 @@ wrapt = [
 name = "colorama"
 version = "0.4.6"
 description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,>=2.7"
 files = [
@@ -45,6 +48,7 @@ files = [
 name = "coverage"
 version = "7.2.7"
 description = "Code coverage measurement for Python"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -106,24 +110,40 @@ files = [
     {file = "coverage-7.2.7-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:975d70ab7e3c80a3fe86001d8751f6778905ec723f5b110aed1e450da9d4b7f2"},
     {file = "coverage-7.2.7-cp39-cp39-win32.whl", hash = "sha256:7ee7d9d4822c8acc74a5e26c50604dff824710bc8de424904c0982e25c39c6cb"},
     {file = "coverage-7.2.7-cp39-cp39-win_amd64.whl", hash = "sha256:eb393e5ebc85245347950143969b241d08b52b88a3dc39479822e073a1a8eb27"},
-    {file = "coverage-7.2.7-pp37.pp38.pp39-none-any.whl", hash = "sha256:b7b4c971f05e6ae490fef852c218b0e79d4e52f79ef0c8475566584a8fb3e01d"},
-    {file = "coverage-7.2.7.tar.gz", hash = "sha256:924d94291ca674905fe9481f12294eb11f2d3d3fd1adb20314ba89e94f44ed59"},
+    { file = "coverage-7.2.7-pp37.pp38.pp39-none-any.whl", hash = "sha256:b7b4c971f05e6ae490fef852c218b0e79d4e52f79ef0c8475566584a8fb3e01d" },
+    { file = "coverage-7.2.7.tar.gz", hash = "sha256:924d94291ca674905fe9481f12294eb11f2d3d3fd1adb20314ba89e94f44ed59" },
 ]
 
 [package.dependencies]
-tomli = {version = "*", optional = true, markers = "python_full_version <= \"3.11.0a6\" and extra == \"toml\""}
+tomli = { version = "*", optional = true, markers = "python_full_version <= \"3.11.0a6\" and extra == \"toml\"" }
 
 [package.extras]
 toml = ["tomli"]
 
+[[package]]
+name = "deprecation"
+version = "2.1.0"
+description = "A library to handle automated deprecations"
+category = "main"
+optional = false
+python-versions = "*"
+files = [
+    { file = "deprecation-2.1.0-py2.py3-none-any.whl", hash = "sha256:a10811591210e1fb0e768a8c25517cabeabcba6f0bf96564f8ff45189f90b14a" },
+    { file = "deprecation-2.1.0.tar.gz", hash = "sha256:72b3bde64e5d778694b0cf68178aed03d15e15477116add3fb773e581f9518ff" },
+]
+
+[package.dependencies]
+packaging = "*"
+
 [[package]]
 name = "dill"
 version = "0.3.6"
 description = "serialize all of python"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "dill-0.3.6-py3-none-any.whl", hash = "sha256:a07ffd2351b8c678dfc4a856a3005f8067aea51d6ba6c700796a4d9e280f39f0"},
+    { file = "dill-0.3.6-py3-none-any.whl", hash = "sha256:a07ffd2351b8c678dfc4a856a3005f8067aea51d6ba6c700796a4d9e280f39f0" },
     {file = "dill-0.3.6.tar.gz", hash = "sha256:e5db55f3687856d8fbdab002ed78544e1c4559a130302693d839dfe8f93f2373"},
 ]
 
@@ -134,6 +154,7 @@ graph = ["objgraph (>=1.7.2)"]
 name = "exceptiongroup"
 version = "1.1.1"
 description = "Backport of PEP 654 (exception groups)"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -148,6 +169,7 @@ test = ["pytest (>=6)"]
 name = "flake8"
 version = "6.0.0"
 description = "the modular source code checker: pep8 pyflakes and co"
+category = "dev"
 optional = false
 python-versions = ">=3.8.1"
 files = [
@@ -164,6 +186,7 @@ pyflakes = ">=3.0.0,<3.1.0"
 name = "flake8-docstrings"
 version = "1.7.0"
 description = "Extension for flake8 which uses pydocstyle to check docstrings"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -179,6 +202,7 @@ pydocstyle = ">=2.1"
 name = "iniconfig"
 version = "2.0.0"
 description = "brain-dead simple config-ini parsing"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -190,6 +214,7 @@ files = [
 name = "isort"
 version = "5.12.0"
 description = "A Python utility / library to sort Python imports."
+category = "dev"
 optional = false
 python-versions = ">=3.8.0"
 files = [
@@ -207,6 +232,7 @@ requirements-deprecated-finder = ["pip-api", "pipreqs"]
 name = "lazy-object-proxy"
 version = "1.9.0"
 description = "A fast and thorough lazy object proxy."
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -252,6 +278,7 @@ files = [
 name = "mccabe"
 version = "0.7.0"
 description = "McCabe checker, plugin for flake8"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -263,6 +290,7 @@ files = [
 name = "packaging"
 version = "23.1"
 description = "Core utilities for Python packages"
+category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -274,6 +302,7 @@ files = [
 name = "platformdirs"
 version = "3.5.1"
 description = "A small Python package for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -289,6 +318,7 @@ test = ["appdirs (==1.4.4)", "covdefaults (>=2.3)", "pytest (>=7.3.1)", "pytest-
 name = "pluggy"
 version = "1.0.0"
 description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -304,6 +334,7 @@ testing = ["pytest", "pytest-benchmark"]
 name = "pycodestyle"
 version = "2.10.0"
 description = "Python style guide checker"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -315,6 +346,7 @@ files = [
 name = "pydantic"
 version = "2.0.3"
 description = "Data validation using Python type hints"
+category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -334,6 +366,7 @@ email = ["email-validator (>=2.0.0)"]
 name = "pydantic-core"
 version = "2.3.0"
 description = ""
+category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -447,6 +480,7 @@ typing-extensions = ">=4.6.0,<4.7.0 || >4.7.0"
 name = "pydocstyle"
 version = "6.3.0"
 description = "Python docstring style checker"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -464,6 +498,7 @@ toml = ["tomli (>=1.2.3)"]
 name = "pyflakes"
 version = "3.0.1"
 description = "passive checker of Python programs"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
 files = [
@@ -475,6 +510,7 @@ files = [
 name = "pylint"
 version = "2.17.4"
 description = "python code static checker"
+category = "dev"
 optional = false
 python-versions = ">=3.7.2"
 files = [
@@ -504,6 +540,7 @@ testutils = ["gitpython (>3)"]
 name = "pytest"
 version = "7.4.0"
 description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -526,6 +563,7 @@ testing = ["argcomplete", "attrs (>=19.2.0)", "hypothesis (>=3.56)", "mock", "no
 name = "pytest-asyncio"
 version = "0.21.1"
 description = "Pytest support for asyncio"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -544,6 +582,7 @@ testing = ["coverage (>=6.2)", "flaky (>=3.5.0)", "hypothesis (>=5.7.1)", "mypy
 name = "pytest-cov"
 version = "4.1.0"
 description = "Pytest plugin for measuring coverage."
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -562,6 +601,7 @@ testing = ["fields", "hunter", "process-tests", "pytest-xdist", "six", "virtuale
 name = "snowballstemmer"
 version = "2.2.0"
 description = "This package provides 29 stemmers for 28 languages generated from Snowball algorithms."
+category = "dev"
 optional = false
 python-versions = "*"
 files = [
@@ -573,6 +613,7 @@ files = [
 name = "tomli"
 version = "2.0.1"
 description = "A lil' TOML parser"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -584,6 +625,7 @@ files = [
 name = "tomlkit"
 version = "0.11.8"
 description = "Style preserving TOML library"
+category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -595,6 +637,7 @@ files = [
 name = "typing-extensions"
 version = "4.6.3"
 description = "Backported and Experimental Type Hints for Python 3.7+"
+category = "main"
 optional = false
 python-versions = ">=3.7"
 files = [
@@ -606,6 +649,7 @@ files = [
 name = "wrapt"
 version = "1.15.0"
 description = "Module for decorators, wrappers and monkey patching."
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
 files = [
@@ -689,4 +733,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "f84d7b6316a9e7f88227c205763ddaeb168b6ad500740070d8ce86befa1cf189"
+content-hash = "1a707a0eb59f255e923e41c189f53ff7b19ff0240f6e743796e5d3e830079927"
diff --git a/pyproject.toml b/pyproject.toml
index e9e23a59..51ba2bf5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,7 @@ classifiers = [
 [tool.poetry.dependencies]
 python = "^3.9"
 pydantic = ">=1.10,<3.0"
+deprecation = "^2.1.0"
 
 [tool.poetry.dev-dependencies]
 pytest = "^7.4"
diff --git a/whist_core/game/hand.py b/whist_core/game/hand.py
index 3db74074..cad2ec63 100644
--- a/whist_core/game/hand.py
+++ b/whist_core/game/hand.py
@@ -1,6 +1,7 @@
 """Hand of whist"""
-from typing import Optional
+from typing import Optional, Any, Dict
 
+import deprecation
 from pydantic import BaseModel
 
 from whist_core.cards.card import Card, Suit
@@ -73,11 +74,22 @@ def next_trick(self, play_order: PlayOrder) -> Trick:
         self.tricks.append(next_trick)
         return next_trick
 
+    @deprecation.deprecated("Use 'model_dump()' instead")
     def dict(self, *args, **kwargs):
         """Returns as dictionary."""
         super_dict = super().dict(*args, **kwargs)
         return enforce_str_on_dict(super_dict, ['trump'])
 
+    def model_dump(self, *, mode: str = 'python', include=None,
+                   exclude=None, by_alias: bool = False, exclude_unset: bool = False,
+                   exclude_defaults: bool = False, exclude_none: bool = False,
+                   round_trip: bool = False, warnings: bool = True) -> Dict[str, Any]:
+        model = super().model_dump(mode=mode, include=include, exclude=exclude, by_alias=by_alias,
+                                   exclude_unset=exclude_unset, exclude_defaults=exclude_defaults,
+                                   exclude_none=exclude_none, round_trip=round_trip,
+                                   warnings=warnings)
+        return enforce_str_on_dict(model, ['trump'])
+
     def _winner_plays_first_card(self, play_order: PlayOrder) -> PlayOrder:
         winner: PlayerAtTable = self.tricks[-1].winner
         return play_order.rotate(winner)