diff --git a/src/py/flwr/client/app.py b/src/py/flwr/client/app.py
index 998bdb44e4c0..ffcc95489d62 100644
--- a/src/py/flwr/client/app.py
+++ b/src/py/flwr/client/app.py
@@ -206,8 +206,7 @@ def _start_client_internal(
         server runs on the same machine on port 8080, then `server_address`
         would be `"[::]:8080"`.
     node_config: Dict[str, str]
-        The configuration of the node, it must contain at least a `num-partitions`
-        and a `partition-id` key.
+        The configuration of the node.
     load_client_app_fn : Optional[Callable[[], ClientApp]] (default: None)
         A function that can be used to load a `ClientApp` instance.
     client_fn : Optional[ClientFnExt]
diff --git a/src/py/flwr/client/supernode/app.py b/src/py/flwr/client/supernode/app.py
index 6de3a8557ba0..e1ebb9d862cc 100644
--- a/src/py/flwr/client/supernode/app.py
+++ b/src/py/flwr/client/supernode/app.py
@@ -397,9 +397,9 @@ def _parse_args_common(parser: argparse.ArgumentParser) -> None:
     parser.add_argument(
         "--node-config",
         type=int,
-        help="A comma separated list of key/value pairs (separated by `=`) to configure "
-        "the SuperNode. "
-        "E.g, `--node-config key1='value1',partition-id=0,num-partitions=100`",
+        help="A comma separated list of key/value pairs (separated by `=`) to "
+        "configure the SuperNode. "
+        "E.g, `--node-config key1=\"value1\",partition-id=0,num-partitions=100`",
     )
 
 
diff --git a/src/py/flwr/common/config.py b/src/py/flwr/common/config.py
index 9770bdb4af2b..54d74353e4ed 100644
--- a/src/py/flwr/common/config.py
+++ b/src/py/flwr/common/config.py
@@ -121,16 +121,16 @@ def flatten_dict(raw_dict: Dict[str, Any], parent_key: str = "") -> Dict[str, st
 
 
 def parse_config_args(
-    config_overrides: Optional[str],
+    config: Optional[str],
     separator: str = ",",
 ) -> Dict[str, str]:
     """Parse separator separated list of key-value pairs separated by '='."""
     overrides: Dict[str, str] = {}
 
-    if config_overrides is None:
+    if config is None:
         return overrides
 
-    overrides_list = config_overrides.split(separator)
+    overrides_list = config.split(separator)
     if (
         len(overrides_list) == 1
         and "=" not in overrides_list