diff --git a/README.md b/README.md
index 6b22ce5..3c12ba0 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,7 @@ The new `Input` module contains functions for the underlying System.CommandLine
 * `optionMaybe` creates a named `Option<'T option>` that defaults to `None`.
 
 ### Input Properties
+* `acceptLegalFileNamesOnly` sets the option or argument to accept only values representing legal file names.
 * `acceptLegalFilePathsOnly` sets the option or argument to accept only values representing legal file paths.
 * `alias` adds an `Alias` to an `Option`
 * `aliases` adds one or more aliases to an `Option`
diff --git a/src/FSharp.SystemCommandLine/Inputs.fs b/src/FSharp.SystemCommandLine/Inputs.fs
index cbe2cc0..7150608 100644
--- a/src/FSharp.SystemCommandLine/Inputs.fs
+++ b/src/FSharp.SystemCommandLine/Inputs.fs
@@ -68,6 +68,12 @@ module Input =
         | _ -> ()
         input
 
+    /// Configures the option or argument to accept only values representing legal file names.
+    let acceptLegalFileNamesOnly (input: ActionInput<'T>) =
+        input
+        |> editOption (fun o -> o.AcceptLegalFileNamesOnly() |> ignore)
+        |> editArgument (fun a -> a.AcceptLegalFileNamesOnly() |> ignore)
+
     /// Configures the option or argument to accept only values representing legal file paths.
     let acceptLegalFilePathsOnly (input: ActionInput<'T>) =
         input