diff --git a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
index ffe8ef37c21..6a9ae84eec1 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
+++ b/mindspore/lite/src/runtime/kernel/arm/fp16/deconvolution_depthwise_fp16.cc
@@ -243,6 +243,4 @@ kernel::LiteKernel *CpuDeconvDwFp16KernelCreator(const std::vector<lite::Tensor
   }
   return kernel;
 }
-
-REG_KERNEL(kCPU, kNumberTypeFloat16, PrimitiveType_DeDepthwiseConv2D, CpuDeconvDwFp16KernelCreator)
 }  // namespace mindspore::kernel