1 files changed, 2 insertions, 2 deletions
diff --git a/src/SMAPI/Framework/Exceptions/SContentLoadException.cs b/src/SMAPI/Framework/Exceptions/SContentLoadException.cs
index 85d85e3d..be1fe748 100644
--- a/src/SMAPI/Framework/Exceptions/SContentLoadException.cs
+++ b/src/SMAPI/Framework/Exceptions/SContentLoadException.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using Microsoft.Xna.Framework.Content;
 
 namespace StardewModdingAPI.Framework.Exceptions
@@ -12,7 +12,7 @@ namespace StardewModdingAPI.Framework.Exceptions
         /// <summary>Construct an instance.</summary>
         /// <param name="message">The error message.</param>
         /// <param name="ex">The underlying exception, if any.</param>
-        public SContentLoadException(string message, Exception ex = null)
+        public SContentLoadException(string message, Exception? ex = null)
             : base(message, ex) { }
     }
 }