diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 5bd1fbeb..c4fc99cb 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -5,6 +5,7 @@ Brewtils Changelog
 ------
 TBD
 
+- Update Parameter and Resolvable to add file_name
 - Added support for display name to command decorator
 - Updated Wait Timeout Exception expected HTTP code from 408 to 504
 - Dropping Official Python 2.7 Support
diff --git a/brewtils/decorators.py b/brewtils/decorators.py
index a395893f..1d9d8ed8 100644
--- a/brewtils/decorators.py
+++ b/brewtils/decorators.py
@@ -250,6 +250,7 @@ def parameter(
     display_name=None,  # type: Optional[str]
     optional=None,  # type: Optional[bool]
     default=None,  # type: Optional[Any]
+    file_name=None,  # type: Optional[str]
     description=None,  # type: Optional[str]
     choices=None,  # type: Optional[Union[Callable, Dict, Iterable, str]]
     parameters=None,  # type: Optional[List[Parameter]]
@@ -288,6 +289,7 @@ def echo(self, message):
         optional: Boolean indicating if this parameter must be specified.
         default: The value this parameter will be assigned if not overridden when
             creating a request.
+        file_name: Default string value for file input.
         description: An additional string that will be displayed in the user interface.
         choices: List or dictionary specifying allowed values. See documentation for
             more information.
@@ -335,6 +337,7 @@ def echo(self, message):
             display_name=display_name,
             optional=optional,
             default=default,
+            file_name=file_name,
             description=description,
             choices=choices,
             parameters=parameters,
@@ -355,6 +358,7 @@ def echo(self, message):
         display_name=display_name,
         optional=optional,
         default=default,
+        file_name=file_name,
         description=description,
         choices=choices,
         parameters=parameters,
@@ -890,6 +894,7 @@ def _initialize_parameter(
     display_name=None,
     optional=None,
     default=None,
+    file_name=None,
     description=None,
     choices=None,
     parameters=None,
@@ -931,6 +936,7 @@ def _initialize_parameter(
         display_name=display_name,
         optional=optional,
         default=default,
+        file_name=file_name,
         description=description,
         choices=choices,
         parameters=parameters,
diff --git a/brewtils/models.py b/brewtils/models.py
index 635634e4..392b30be 100644
--- a/brewtils/models.py
+++ b/brewtils/models.py
@@ -327,6 +327,7 @@ def __init__(
         display_name=None,
         optional=None,
         default=None,
+        file_name=None,
         description=None,
         choices=None,
         parameters=None,
@@ -345,6 +346,7 @@ def __init__(
         self.display_name = display_name
         self.optional = optional
         self.default = default
+        self.file_name = file_name
         self.description = description
         self.choices = choices
         self.parameters = parameters or []
@@ -1697,11 +1699,13 @@ def __init__(
         self,
         id=None,  # noqa # shadows built-in
         type=None,  # noqa # shadows built-in
+        file_name=None,
         storage=None,
         details=None,
     ):
         self.id = id
         self.type = type
+        self.file_name = file_name
         self.storage = storage
         self.details = details or {}
 
diff --git a/brewtils/schemas.py b/brewtils/schemas.py
index fe3828f5..a2760624 100644
--- a/brewtils/schemas.py
+++ b/brewtils/schemas.py
@@ -177,6 +177,7 @@ class ParameterSchema(BaseSchema):
     display_name = fields.Str(allow_none=True)
     optional = fields.Bool(allow_none=True)
     default = fields.Raw(allow_none=True)
+    file_name = fields.Str(allow_none=True)
     description = fields.Str(allow_none=True)
     choices = fields.Nested("ChoicesSchema", allow_none=True, many=False)
     parameters = fields.Nested("self", many=True, allow_none=True)
@@ -577,6 +578,7 @@ class ResolvableSchema(BaseSchema):
     type = fields.Str(allow_none=True)
     storage = fields.Str(allow_none=True)
     details = fields.Dict(allow_none=True)
+    file_name = fields.Str(allow_none=True)
 
 
 class RoleSchema(BaseSchema):
diff --git a/brewtils/test/fixtures.py b/brewtils/test/fixtures.py
index 321e393a..13a56a11 100644
--- a/brewtils/test/fixtures.py
+++ b/brewtils/test/fixtures.py
@@ -122,6 +122,7 @@ def nested_parameter_dict():
         "display_name": "nested",
         "optional": True,
         "default": None,
+        "file_name": None,
         "description": None,
         "choices": None,
         "parameters": [],
@@ -144,6 +145,7 @@ def parameter_dict(nested_parameter_dict, choices_dict):
         "display_name": "display",
         "optional": True,
         "default": "default",
+        "file_name": None,
         "description": "desc",
         "choices": choices_dict,
         "parameters": [nested_parameter_dict],
@@ -1106,6 +1108,7 @@ def resolvable_dict():
         "type": "bytes",
         "storage": "gridfs",
         "details": {"random": "detail"},
+        "file_name": None,
     }