diff --git a/src/common/rendering/polyrenderer/drawers/poly_thread.cpp b/src/common/rendering/polyrenderer/drawers/poly_thread.cpp
index 35566138b5..b00c05efaf 100644
--- a/src/common/rendering/polyrenderer/drawers/poly_thread.cpp
+++ b/src/common/rendering/polyrenderer/drawers/poly_thread.cpp
@@ -822,6 +822,6 @@ int PolyTriangleThreadData::ClipEdge(const ShadedTriVertex *const* verts)
 PolyTriangleThreadData *PolyTriangleThreadData::Get(DrawerThread *thread)
 {
 	if (!thread->poly)
-		thread->poly = std::make_shared<PolyTriangleThreadData>(thread->core, thread->num_cores, thread->numa_node, thread->num_numa_nodes, thread->numa_start_y, thread->numa_end_y);
+		thread->poly = std::make_unique<PolyTriangleThreadData>(thread->core, thread->num_cores, thread->numa_node, thread->num_numa_nodes, thread->numa_start_y, thread->numa_end_y);
 	return thread->poly.get();
 }
diff --git a/src/common/rendering/r_thread.h b/src/common/rendering/r_thread.h
index f8db730cd0..33d7c0c0ae 100644
--- a/src/common/rendering/r_thread.h
+++ b/src/common/rendering/r_thread.h
@@ -64,9 +64,8 @@ public:
 	// Working buffer used by the tilted (sloped) span drawer
 	const uint8_t *tiltlighting[MAXWIDTH];
 
-	std::shared_ptr<PolyTriangleThreadData> poly;
-	std::shared_ptr<swrenderer::WallColumnDrawerArgs> columndrawer;
-
+	std::unique_ptr<PolyTriangleThreadData> poly;
+	
 	size_t debug_draw_pos = 0;
 
 	// Checks if a line is rendered by this thread