diff --git a/rpcs3/Emu/RSX/GL/GLGSRender.cpp b/rpcs3/Emu/RSX/GL/GLGSRender.cpp
index e3d3026771..c4d3afbd06 100644
--- a/rpcs3/Emu/RSX/GL/GLGSRender.cpp
+++ b/rpcs3/Emu/RSX/GL/GLGSRender.cpp
@@ -835,7 +835,9 @@ void GLGSRender::load_program_env()
 			auto mapping = m_transform_constants_buffer->alloc_from_heap(static_cast<u32>(transform_constants_size), m_uniform_buffer_offset_align);
 			auto buf = static_cast<u8*>(mapping.first);
 
-			const std::vector<u16>& constant_ids = (transform_constants_size == 8192) ? std::vector<u16>{} : m_vertex_prog->constant_ids;
+			const auto constant_ids = (transform_constants_size == 8192)
+				? std::span<const u16>{}
+				: std::span<const u16>(m_vertex_prog->constant_ids);
 			fill_vertex_program_constants_data(buf, constant_ids);
 
 			m_transform_constants_buffer->bind_range(GL_VERTEX_CONSTANT_BUFFERS_BIND_SLOT, mapping.second, static_cast<u32>(transform_constants_size));
diff --git a/rpcs3/Emu/RSX/RSXThread.cpp b/rpcs3/Emu/RSX/RSXThread.cpp
index 551104e4ce..9d3e268cd9 100644
--- a/rpcs3/Emu/RSX/RSXThread.cpp
+++ b/rpcs3/Emu/RSX/RSXThread.cpp
@@ -1077,7 +1077,7 @@ namespace rsx
 	* Fill buffer with vertex program constants.
 	* Buffer must be at least 512 float4 wide.
 	*/
-	void thread::fill_vertex_program_constants_data(void* buffer, const std::vector<u16>& reloc_table)
+	void thread::fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table)
 	{
 		if (!reloc_table.empty()) [[ likely ]]
 		{
diff --git a/rpcs3/Emu/RSX/RSXThread.h b/rpcs3/Emu/RSX/RSXThread.h
index 1b870b53b4..24b8d2ce1f 100644
--- a/rpcs3/Emu/RSX/RSXThread.h
+++ b/rpcs3/Emu/RSX/RSXThread.h
@@ -493,7 +493,7 @@ namespace rsx
 		* Fill buffer with vertex program constants.
 		* Relocation table allows to do a partial fill with only selected registers.
 		*/
-		void fill_vertex_program_constants_data(void* buffer, const std::vector<u16>& reloc_table);
+		void fill_vertex_program_constants_data(void* buffer, const std::span<const u16>& reloc_table);
 
 		/**
 		 * Fill buffer with fragment rasterization state.
diff --git a/rpcs3/Emu/RSX/VK/VKGSRender.cpp b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
index 407d08ce72..55dc1a2a5c 100644
--- a/rpcs3/Emu/RSX/VK/VKGSRender.cpp
+++ b/rpcs3/Emu/RSX/VK/VKGSRender.cpp
@@ -2081,8 +2081,11 @@ void VKGSRender::load_program_env()
 			auto mem = m_transform_constants_ring_info.alloc<1>(utils::align(transform_constants_size, alignment));
 			auto buf = m_transform_constants_ring_info.map(mem, transform_constants_size);
 
-			const std::vector<u16>& constant_ids = (transform_constants_size == 8192) ? std::vector<u16>{} : m_vertex_prog->constant_ids;
+			const auto constant_ids = (transform_constants_size == 8192)
+				? std::span<const u16>{}
+				: std::span<const u16>(m_vertex_prog->constant_ids);
 			fill_vertex_program_constants_data(buf, constant_ids);
+
 			m_transform_constants_ring_info.unmap();
 			m_vertex_constants_buffer_info = { m_transform_constants_ring_info.heap->value, mem, transform_constants_size };
 		}