diff --git a/python_on_whales/client_config.py b/python_on_whales/client_config.py
index 37a1f522..da1d69f6 100644
--- a/python_on_whales/client_config.py
+++ b/python_on_whales/client_config.py
@@ -5,7 +5,7 @@
 from dataclasses import dataclass, field
 from datetime import datetime, timedelta
 from pathlib import Path
-from typing import Any, Dict, Iterable, List, Literal, Optional, Union
+from typing import Any, Dict, Iterable, List, Literal, Mapping, Optional, Union
 
 import pydantic
 
@@ -13,9 +13,9 @@
     download_docker_cli,
     get_docker_binary_path_in_cache,
 )
-from python_on_whales.utils import to_list
 
-from .utils import ValidPath, run
+from . import utils
+from .utils import ValidPath, run, to_list
 
 CACHE_VALIDITY_PERIOD = 0.01
 
@@ -37,12 +37,23 @@ def add_flag(self, name: str, value: bool):
         if value:
             self.append(name)
 
+    def add_args_iterable(self, arg_name: str, values: Iterable[Any]):
+        for value in values:
+            self.extend([arg_name, value])
+
     def add_args_iterable_or_single(
         self, arg_name: str, iterable_or_single: Union[Iterable[Any] | Any]
     ):
         for value in to_list(iterable_or_single):
             self.extend([arg_name, value])
 
+    def add_args_mapping(
+        self, arg_name: str, mapping: Mapping[Any, Any], *, separator="="
+    ):
+        self.add_args_iterable(
+            arg_name, utils.format_mapping_for_cli(mapping, separator)
+        )
+
     def __add__(self, other) -> "Command":
         return Command(super().__add__(other))