1 files changed, 3 insertions, 1 deletions
diff --git a/src/SMAPI/Framework/ContentManagers/GameContentManager.cs b/src/SMAPI/Framework/ContentManagers/GameContentManager.cs
index 3d37e32a..f4e1bda4 100644
--- a/src/SMAPI/Framework/ContentManagers/GameContentManager.cs
+++ b/src/SMAPI/Framework/ContentManagers/GameContentManager.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;
@@ -235,7 +237,7 @@ namespace StardewModdingAPI.Framework.ContentManagers
                     mod.LogAsMod($"Mod incorrectly set asset '{info.Name}'{this.GetOnBehalfOfLabel(editor.OnBehalfOf)} to a null value; ignoring override.", LogLevel.Warn);
                     asset = GetNewData(prevAsset);
                 }
-                else if (!(asset.Data is T))
+                else if (asset.Data is not T)
                 {
                     mod.LogAsMod($"Mod incorrectly set asset '{asset.Name}'{this.GetOnBehalfOfLabel(editor.OnBehalfOf)} to incompatible type '{asset.Data.GetType()}', expected '{typeof(T)}'; ignoring override.", LogLevel.Warn);
                     asset = GetNewData(prevAsset);