diff --git a/sources/editor/Stride.Core.Assets.Editor/Components/Properties/PackageSettingsWrapper.cs b/sources/editor/Stride.Core.Assets.Editor/Components/Properties/PackageSettingsWrapper.cs
index 11823f305b..4ecc5b7618 100644
--- a/sources/editor/Stride.Core.Assets.Editor/Components/Properties/PackageSettingsWrapper.cs
+++ b/sources/editor/Stride.Core.Assets.Editor/Components/Properties/PackageSettingsWrapper.cs
@@ -92,6 +92,7 @@ private T GetValue()
 
         internal bool HasExecutables { get; set; }
 
+        [DataMember]
         [MemberCollection(ReadOnly = true)]
         [Category]
         [NonIdentifiableCollectionItems]