From c45a73b590cfb30831d72d8256d0139f867e1dfe Mon Sep 17 00:00:00 2001
From: Jon Sequeira <jonsequeira@gmail.com>
Date: Sat, 22 Jan 2022 09:08:36 -0800
Subject: [PATCH] fix #1586

---
 src/System.CommandLine/Option.cs    | 2 +-
 src/System.CommandLine/Option{T}.cs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/System.CommandLine/Option.cs b/src/System.CommandLine/Option.cs
index b8fd96a77f..77ff4c47c1 100644
--- a/src/System.CommandLine/Option.cs
+++ b/src/System.CommandLine/Option.cs
@@ -169,7 +169,7 @@ public string? ArgumentHelpName
         public virtual ArgumentArity Arity
         {
             get => Argument.Arity;
-            init
+            set
             {
                 if (value.MaximumNumberOfValues > 0)
                 {
diff --git a/src/System.CommandLine/Option{T}.cs b/src/System.CommandLine/Option{T}.cs
index d5e3e82bfe..0d890c814b 100644
--- a/src/System.CommandLine/Option{T}.cs
+++ b/src/System.CommandLine/Option{T}.cs
@@ -65,7 +65,7 @@ public Option(
         public override ArgumentArity Arity
         {
             get => base.Arity;
-            init => Argument.Arity = value;
+            set => Argument.Arity = value;
         }
     }
 }
\ No newline at end of file