diff --git a/Core/GameEngineDevice/Source/W3DDevice/GameClient/FlatHeightMap.cpp b/Core/GameEngineDevice/Source/W3DDevice/GameClient/FlatHeightMap.cpp
index c2daacdf927..6bb320617b1 100644
--- a/Core/GameEngineDevice/Source/W3DDevice/GameClient/FlatHeightMap.cpp
+++ b/Core/GameEngineDevice/Source/W3DDevice/GameClient/FlatHeightMap.cpp
@@ -180,6 +180,7 @@ void FlatHeightMapRenderObjClass::adjustTerrainLOD(Int adj)
 //=============================================================================
 void FlatHeightMapRenderObjClass::ReleaseResources()
 {
+	releaseTiles();
 	BaseHeightMapRenderObjClass::ReleaseResources();
 }
 
diff --git a/Core/GameEngineDevice/Source/W3DDevice/GameClient/W3DTreeBuffer.cpp b/Core/GameEngineDevice/Source/W3DDevice/GameClient/W3DTreeBuffer.cpp
index 208d3692146..dd7dc0c50a1 100644
--- a/Core/GameEngineDevice/Source/W3DDevice/GameClient/W3DTreeBuffer.cpp
+++ b/Core/GameEngineDevice/Source/W3DDevice/GameClient/W3DTreeBuffer.cpp
@@ -1175,6 +1175,8 @@ void W3DTreeBuffer::allocateTreeBuffers()
 		m_curNumTreeVertices[i] = 0;
 		m_curNumTreeIndices[i] = 0;
 	}
+	// TheSuperHackers @bugfix arcticdolphin 09/10/2026 Refill the new buffers after a device reset.
+	m_anythingChanged = true;
 
 	//shader decleration
 // DX8_FVF_XYZNDUV1