diff --git a/src/gallia/commands/scan/uds/identifiers.py b/src/gallia/commands/scan/uds/identifiers.py
index 976cab06f..69fbb8e4b 100644
--- a/src/gallia/commands/scan/uds/identifiers.py
+++ b/src/gallia/commands/scan/uds/identifiers.py
@@ -6,7 +6,7 @@
 from itertools import product
 
 from gallia.command import UDSScanner
-from gallia.command.config import AutoInt, Field, HexBytes, Ranges, Ranges2D
+from gallia.command.config import AutoInt, EnumArg, Field, HexBytes, Ranges, Ranges2D
 from gallia.command.uds import UDSScannerConfig
 from gallia.log import get_logger
 from gallia.services.uds.core.client import UDSRequestConfig
@@ -28,7 +28,7 @@ class ScanIdentifiersConfig(UDSScannerConfig):
     payload: HexBytes | None = Field(
         None, description="Payload which will be appended for each request as hex string"
     )
-    service: UDSIsoServices = Field(
+    service: EnumArg[UDSIsoServices] = Field(
         UDSIsoServices.ReadDataByIdentifier,
         description="\n            Service (ID) to scan; defaults to ReadDataByIdentifier;\n            currently supported:\n            0x27 Security Access;\n            0x22 Read Data By Identifier;\n            0x2e Write Data By Identifier;\n            0x31 Routine Control;\n            ",
     )
diff --git a/vendor/pydantic-argparse/pydantic_argparse/parsers/enum.py b/vendor/pydantic-argparse/pydantic_argparse/parsers/enum.py
index 47b2d8952..8bff51026 100644
--- a/vendor/pydantic-argparse/pydantic_argparse/parsers/enum.py
+++ b/vendor/pydantic-argparse/pydantic_argparse/parsers/enum.py
@@ -50,7 +50,7 @@ def parse_field(
     enum_type = cast(Type[enum.Enum], field.info.annotation)
 
     # Determine Argument Properties
-    metavar = f"{{{', '.join(f'{e.value}({e.name})' for e in enum_type)}}}"
+    metavar = f"{{{', '.join(f'{e.value}' for e in enum_type)}}}"
     action = argparse._StoreAction
 
     # Add Enum Field
diff --git a/vendor/pydantic-argparse/pydantic_argparse/parsers/literal.py b/vendor/pydantic-argparse/pydantic_argparse/parsers/literal.py
index e0a906782..4d9946434 100644
--- a/vendor/pydantic-argparse/pydantic_argparse/parsers/literal.py
+++ b/vendor/pydantic-argparse/pydantic_argparse/parsers/literal.py
@@ -55,16 +55,7 @@ def parse_field(
     # Extract Choices
     choices = get_args(field.info.annotation)
 
-    # Determine Argument Properties
-    choice_reprs = []
-
-    for c in choices:
-        if isinstance(c, Enum):
-            choice_reprs.append(f"{c.name}({c.value})")
-        else:
-            choice_reprs.append(str(c))
-
-    metavar = f"{{{', '.join(choice_reprs)}}}"
+    metavar = f"{{{', '.join(str(c) for c in choices)}}}"
 
     action = argparse._StoreAction