diff --git a/source/renderer/CPUSkinnedModelRenderer.cpp b/source/renderer/CPUSkinnedModelRenderer.cpp
index 625c70a817..fa7525858f 100644
--- a/source/renderer/CPUSkinnedModelRenderer.cpp
+++ b/source/renderer/CPUSkinnedModelRenderer.cpp
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
diff --git a/source/renderer/GPUSkinnedModelRenderer.cpp b/source/renderer/GPUSkinnedModelRenderer.cpp
index c70f1c5cbf..ef3e701a2d 100644
--- a/source/renderer/GPUSkinnedModelRenderer.cpp
+++ b/source/renderer/GPUSkinnedModelRenderer.cpp
@@ -393,7 +393,7 @@ void GPUSkinnedModelModelRenderer::UpdateModelsData(
 			continue;
 		}
 		CModelRData* rdata{static_cast<CModelRData*>(model->GetRenderData())};
-		UpdateModelData(deviceCommandContext, m->skinningShaderTechnique64->GetShader(), model, rdata, rdata->m_UpdateFlags);
+		UpdateModelData(deviceCommandContext, m->skinningShaderTechnique64->GetShader(), model, rdata);
 	}
 
 	if (!models192.empty())
@@ -403,7 +403,7 @@ void GPUSkinnedModelModelRenderer::UpdateModelsData(
 		for (CModel* model : models192)
 		{
 			CModelRData* rdata{static_cast<CModelRData*>(model->GetRenderData())};
-			UpdateModelData(deviceCommandContext, m->skinningShaderTechnique192->GetShader(), model, rdata, rdata->m_UpdateFlags);
+			UpdateModelData(deviceCommandContext, m->skinningShaderTechnique192->GetShader(), model, rdata);
 		}
 	}
 
@@ -417,7 +417,7 @@ void GPUSkinnedModelModelRenderer::UpdateModelsData(
 void GPUSkinnedModelModelRenderer::UpdateModelData(
 	Renderer::Backend::IDeviceCommandContext* deviceCommandContext,
 	Renderer::Backend::IShaderProgram* shaderProgram,
-	CModel* model, CModelRData* data, int updateflags)
+	CModel* model, CModelRData* data)
 {
 	CModelDefPtr modelDef{model->GetModelDef()};
 	ModelDefRData* modelDefRData{static_cast<ModelDefRData*>(modelDef->GetRenderData(m.get()))};
diff --git a/source/renderer/GPUSkinnedModelRenderer.h b/source/renderer/GPUSkinnedModelRenderer.h
index cdd9f4f20c..8b5ec9afef 100644
--- a/source/renderer/GPUSkinnedModelRenderer.h
+++ b/source/renderer/GPUSkinnedModelRenderer.h
@@ -60,7 +60,7 @@ private:
 	void UpdateModelData(
 		Renderer::Backend::IDeviceCommandContext* deviceCommandContext,
 		Renderer::Backend::IShaderProgram* shaderProgram,
-		CModel* model, CModelRData* data, int updateflags);
+		CModel* model, CModelRData* data);
 
 	struct Internals;
 	const std::unique_ptr<Internals> m;