diff --git a/Shaders/Private/CesiumPointAttenuationVertexFactory.ush b/Shaders/Private/CesiumPointAttenuationVertexFactory.ush
index 0d639b6ff..57ed480d5 100644
--- a/Shaders/Private/CesiumPointAttenuationVertexFactory.ush
+++ b/Shaders/Private/CesiumPointAttenuationVertexFactory.ush
@@ -391,16 +391,6 @@ FMaterialVertexParameters GetMaterialVertexParameters(
   	return Result;
 }
 
-FMaterialVertexParameters GetMaterialVertexParameters(
-  	FVertexFactoryInput Input,
-  	FVertexFactoryIntermediates Intermediates,
-  	float3 WorldPosition,
-  	half3x3 TangentToLocal,
-		bool bIsPreviousFrame = false)
-{
-	return GetMaterialVertexParameters(Input, Intermediates, WorldPosition, TangentToLocal);
-}
-
 FMaterialPixelParameters GetMaterialPixelParameters(FVertexFactoryInterpolantsVSToPS Interpolants, float4 SvPosition)
 {
   	FMaterialPixelParameters Result = MakeInitializedMaterialPixelParameters();
diff --git a/extern/cesium-native b/extern/cesium-native
index cd2128ddc..3b4363bcc 160000
--- a/extern/cesium-native
+++ b/extern/cesium-native
@@ -1 +1 @@
-Subproject commit cd2128ddc0fe35504b21c95dc5ac7ea2fb7eb691
+Subproject commit 3b4363bcceb8d9bdfebfb29620f25fc2238cfe1b