diff --git a/Source/Engine/Animations/Curve.cs b/Source/Engine/Animations/Curve.cs
index 1ff129b57..a0d911141 100644
--- a/Source/Engine/Animations/Curve.cs
+++ b/Source/Engine/Animations/Curve.cs
@@ -465,7 +465,7 @@ namespace FlaxEngine
         /// <summary>
         /// A single keyframe that can be injected into linear curve.
         /// </summary>
-        [StructLayout(LayoutKind.Sequential)]
+        [StructLayout(LayoutKind.Sequential, Pack = 2)]
         public struct Keyframe : IComparable, IComparable<Keyframe>
         {
             /// <summary>
@@ -720,7 +720,7 @@ namespace FlaxEngine
         /// <summary>
         /// A single keyframe that can be injected into Bezier curve.
         /// </summary>
-        [StructLayout(LayoutKind.Sequential)]
+        [StructLayout(LayoutKind.Sequential, Pack = 2)]
         public struct Keyframe : IComparable, IComparable<Keyframe>
         {
             /// <summary>
diff --git a/Source/Tools/Flax.Build/Bindings/BindingsGenerator.CSharp.cs b/Source/Tools/Flax.Build/Bindings/BindingsGenerator.CSharp.cs
index eadd45fbc..0cb3c49bf 100644
--- a/Source/Tools/Flax.Build/Bindings/BindingsGenerator.CSharp.cs
+++ b/Source/Tools/Flax.Build/Bindings/BindingsGenerator.CSharp.cs
@@ -1542,7 +1542,7 @@ namespace Flax.Build.Bindings
                     var structIndent = "";
                     if (buildData.Target != null & buildData.Target.IsEditor)
                         structContents.Append(structIndent).AppendLine("[HideInEditor]");
-                    structContents.Append(structIndent).AppendLine("[StructLayout(LayoutKind.Sequential)]");
+                    structContents.Append(structIndent).AppendLine("[StructLayout(LayoutKind.Sequential, Pack = 2)]");
                     structContents.Append(structIndent).Append("public struct ").Append(structureInfo.Name).Append("Internal");
                     if (structureInfo.BaseType != null && structureInfo.IsPod)
                         structContents.Append(" : ").Append(GenerateCSharpNativeToManaged(buildData, new TypeInfo { Type = structureInfo.BaseType.Name }, structureInfo));