diff --git a/src/core/NEON/kernels/arm_conv/depthwise/depthwise_planar.hpp b/src/core/NEON/kernels/arm_conv/depthwise/depthwise_planar.hpp
index ff5098d..f3160fb 100644
--- a/src/core/NEON/kernels/arm_conv/depthwise/depthwise_planar.hpp
+++ b/src/core/NEON/kernels/arm_conv/depthwise/depthwise_planar.hpp
@@ -256,6 +256,9 @@
   {
   }
 
+  DepthwisePlanar(DepthwisePlanar &) = delete;
+  DepthwisePlanar &operator=(DepthwisePlanar &) = delete;
+
   size_t get_storage_size(void) const override
   {
     return m_strat->get_storage_size(this->m_args);