diff --git a/graphics/deko3d/deko_examples/source/SampleFramework/CMemPool.h b/graphics/deko3d/deko_examples/source/SampleFramework/CMemPool.h
index 08b9e55..e35087f 100644
--- a/graphics/deko3d/deko_examples/source/SampleFramework/CMemPool.h
+++ b/graphics/deko3d/deko_examples/source/SampleFramework/CMemPool.h
@@ -20,6 +20,8 @@ class CMemPool
         void* m_cpuAddr;
         DkGpuAddr m_gpuAddr;
 
+        Block(const Block&) = delete;
+
         constexpr void* cpuOffset(uint32_t offset) const
         {
             return m_cpuAddr ? ((u8*)m_cpuAddr + offset) : nullptr;