diff --git a/cmake/package_micro.cmake b/cmake/package_micro.cmake
index 7c8fbff4197..2f72f93fa7d 100644
--- a/cmake/package_micro.cmake
+++ b/cmake/package_micro.cmake
@@ -10,7 +10,7 @@ function(__install_micro_wrapper)
             COMPONENT ${RUNTIME_COMPONENT_NAME} FILES_MATCHING PATTERN "*.h")
     install(DIRECTORY ${NNACL_DIR}/fp32 DESTINATION ${CODEGEN_ROOT_DIR}/include/nnacl
             COMPONENT ${RUNTIME_COMPONENT_NAME} FILES_MATCHING PATTERN "*.h")
-    install(FILES ${NNACL_DIR}/fp32_grad/activation_grad.h DESTINATION
+    install(FILES ${NNACL_DIR}/fp32_grad/activation_grad_fp32.h DESTINATION
             ${CODEGEN_ROOT_DIR}/include/nnacl/fp32_grad COMPONENT ${RUNTIME_COMPONENT_NAME})
     install(FILES ${NNACL_DIR}/fp32_grad/softmax_cross_entropy_with_logits.h DESTINATION
             ${CODEGEN_ROOT_DIR}/include/nnacl/fp32_grad COMPONENT ${RUNTIME_COMPONENT_NAME})
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/eltwise_grad_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/eltwise_grad_cpu_kernel.cc
index 726ad70a3ff..bad5b1c3e5f 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/eltwise_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/eltwise_grad_cpu_kernel.cc
@@ -21,7 +21,7 @@
 #include <functional>
 #include "include/common/thread_pool.h"
 #include "plugin/device/cpu/hal/device/cpu_device_address.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 #include "nnacl/fp32_grad/arithmetic_grad.h"
 #include "nnacl/errorcode.h"
 
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/hshrink_grad_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/hshrink_grad_cpu_kernel.cc
index 6bbc646046c..7d19391b570 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/hshrink_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/hshrink_grad_cpu_kernel.cc
@@ -18,7 +18,7 @@
 #include <algorithm>
 #include "mindspore/core/ops/grad/hshrink_grad.h"
 #include "plugin/factory/ms_factory.h"
-#include "plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.h"
+#include "plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.h"
 
 namespace mindspore {
 namespace kernel {
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.c b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.c
similarity index 98%
rename from mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.c
rename to mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.c
index fd5853a4fca..11499071413 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.c
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.c
@@ -1,5 +1,5 @@
 /**
- * Copyright 2021 Huawei Technologies Co., Ltd
+ * Copyright 2021-2022 Huawei Technologies Co., Ltd
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include "nnacl/fp16_grad/activation_grad.h"
+#include "nnacl/fp16_grad/activation_grad_fp16.h"
 #include <math.h>
 #include <float.h>
 #ifdef ENABLE_NEON
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.h b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.h
similarity index 86%
rename from mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.h
rename to mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.h
index d787b5fc20e..5923898f80e 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad.h
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp16_grad/activation_grad_fp16.h
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_CPU_NNACL_FP16_GRAD_ACTIVATION_GRAD_H_
-#define MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_CPU_NNACL_FP16_GRAD_ACTIVATION_GRAD_H_
+#ifndef MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP16_GRAD_ACTIVATION_GRAD_FP16_H_
+#define MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP16_GRAD_ACTIVATION_GRAD_FP16_H_
 
 #ifdef ENABLE_NEON
 #include <arm_neon.h>
@@ -41,4 +41,4 @@ int GeluFp16Grad(const float16_t *src0, const float16_t *src1, int length, float
 }
 #endif
 
-#endif  // MINDSPORE_CCSRC_BACKEND_KERNEL_COMPILER_CPU_NNACL_FP16_GRAD_ACTIVATION_GRAD_H_
+#endif  // MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP16_GRAD_ACTIVATION_GRAD_FP16_H_
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.c b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.c
similarity index 99%
rename from mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.c
rename to mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.c
index f7e2f24b6a1..6f68d159c1f 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.c
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.c
@@ -18,7 +18,7 @@
 #include "nnacl/op_base.h"
 #include "nnacl/fp32/arithmetic_fp32.h"
 #include "nnacl/fp32/exp_fp32.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 #include "nnacl/errorcode.h"
 #include "nnacl/intrinsics/ms_simd_instructions.h"
 #include "nnacl/activation_grad_simd.h"
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.h b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.h
similarity index 87%
rename from mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.h
rename to mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.h
index da00c3e4beb..423e606b026 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.h
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.h
@@ -13,8 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef MINDSPORE_NNACL_FP32_GRAD_ACTIVATION_GRAD_H_
-#define MINDSPORE_NNACL_FP32_GRAD_ACTIVATION_GRAD_H_
+#ifndef MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP32_GRAD_ACTIVATION_GRAD_FP32_H_
+#define MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP32_GRAD_ACTIVATION_GRAD_FP32_H_
 
 #include <math.h>
 #include "nnacl/op_base.h"
@@ -46,4 +46,4 @@ int SoftShrinkGrad(const float *src0, const float *src1, int length, float *dst,
 }
 #endif
 
-#endif  // MINDSPORE_NNACL_FP32_GRAD_ACTIVATION_GRAD_H_
+#endif  // MINDSPORE_CCSRC_PLUGIN_DEVICE_CPU_KERNEL_NNACL_FP32_GRAD_ACTIVATION_GRAD_FP32_H_
diff --git a/mindspore/ccsrc/plugin/device/cpu/kernel/soft_shrink_grad_cpu_kernel.cc b/mindspore/ccsrc/plugin/device/cpu/kernel/soft_shrink_grad_cpu_kernel.cc
index 9af68457535..f9674c9de0b 100644
--- a/mindspore/ccsrc/plugin/device/cpu/kernel/soft_shrink_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/plugin/device/cpu/kernel/soft_shrink_grad_cpu_kernel.cc
@@ -16,7 +16,7 @@
 
 #include "plugin/device/cpu/kernel/soft_shrink_grad_cpu_kernel.h"
 #include "mindspore/core/ops/grad/soft_shrink_grad.h"
-#include "plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad.h"
+#include "plugin/device/cpu/kernel/nnacl/fp32_grad/activation_grad_fp32.h"
 
 namespace mindspore {
 namespace kernel {
diff --git a/mindspore/lite/src/common/ops/populate/activation_grad_populate.cc b/mindspore/lite/src/common/ops/populate/activation_grad_populate.cc
index ce75379adc0..59a8c297015 100644
--- a/mindspore/lite/src/common/ops/populate/activation_grad_populate.cc
+++ b/mindspore/lite/src/common/ops/populate/activation_grad_populate.cc
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 #include "src/common/ops/populate/populate_register.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 using mindspore::schema::PrimitiveType_ActivationGrad;
 
 namespace mindspore {
diff --git a/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.cc b/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.cc
index a444ccd5941..8cbb791a846 100644
--- a/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.cc
+++ b/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.cc
@@ -15,7 +15,7 @@
  */
 
 #include "src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.h"
-#include "nnacl/fp16_grad/activation_grad.h"
+#include "nnacl/fp16_grad/activation_grad_fp16.h"
 #include "schema/model_generated.h"
 #include "src/litert/kernel_registry.h"
 #include "include/errorcode.h"
diff --git a/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.h b/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.h
index cd1b116d4d5..0b81bd699e1 100644
--- a/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.h
+++ b/mindspore/lite/src/litert/kernel/cpu/fp16_grad/activation_fp16_grad.h
@@ -19,8 +19,8 @@
 
 #include <vector>
 #include "src/litert/lite_kernel.h"
-#include "nnacl/fp16_grad/activation_grad.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp16_grad/activation_grad_fp16.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 
 namespace mindspore::kernel {
 class ActivationGradCPUKernelFp16 : public LiteKernel {
diff --git a/mindspore/lite/src/litert/kernel/cpu/fp32_grad/activation_grad.cc b/mindspore/lite/src/litert/kernel/cpu/fp32_grad/activation_grad.cc
index 1304df72478..da6c0cccbcf 100644
--- a/mindspore/lite/src/litert/kernel/cpu/fp32_grad/activation_grad.cc
+++ b/mindspore/lite/src/litert/kernel/cpu/fp32_grad/activation_grad.cc
@@ -15,7 +15,7 @@
  */
 
 #include "src/litert/kernel/cpu/fp32_grad/activation_grad.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 #include "schema/model_generated.h"
 #include "src/litert/kernel_registry.h"
 #include "include/errorcode.h"
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp16_grad/activation_grad_fp16_test.cc b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp16_grad/activation_grad_fp16_test.cc
index 9f97ddf3fc5..2b671b7cc1b 100644
--- a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp16_grad/activation_grad_fp16_test.cc
+++ b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp16_grad/activation_grad_fp16_test.cc
@@ -21,7 +21,7 @@
 #include "src/common/log_adapter.h"
 #include "common/common_test.h"
 #include "src/common/file_utils.h"
-#include "nnacl/fp16_grad/activation_grad.h"
+#include "nnacl/fp16_grad/activation_grad_fp16.h"
 
 namespace mindspore {
 class TestActGradFp16 : public mindspore::CommonTest {
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32_grad/activation_grad_fp32_tests.cc b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32_grad/activation_grad_fp32_tests.cc
index eb18356d4b3..28a19cf9ecd 100644
--- a/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32_grad/activation_grad_fp32_tests.cc
+++ b/mindspore/lite/test/ut/src/runtime/kernel/arm/fp32_grad/activation_grad_fp32_tests.cc
@@ -25,7 +25,7 @@
 #include "mindspore/lite/src/tensor.h"
 #include "mindspore/lite/src/litert/kernel_exec.h"
 #include "mindspore/lite/src/litert/kernel/cpu/fp32_grad/activation_grad.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 
 namespace mindspore {
 class TestActGradFp32 : public mindspore::CommonTest {
diff --git a/mindspore/lite/tools/converter/micro/coder/opcoders/nnacl/fp32_grad/activation_grad_coder.cc b/mindspore/lite/tools/converter/micro/coder/opcoders/nnacl/fp32_grad/activation_grad_coder.cc
index 6aaf79550f7..b9d940d35e1 100644
--- a/mindspore/lite/tools/converter/micro/coder/opcoders/nnacl/fp32_grad/activation_grad_coder.cc
+++ b/mindspore/lite/tools/converter/micro/coder/opcoders/nnacl/fp32_grad/activation_grad_coder.cc
@@ -15,7 +15,7 @@
  */
 
 #include "coder/opcoders/nnacl/fp32_grad/activation_grad_coder.h"
-#include "nnacl/fp32_grad/activation_grad.h"
+#include "nnacl/fp32_grad/activation_grad_fp32.h"
 #include "coder/opcoders/serializers/nnacl_serializer/nnacl_fp32_serializer.h"
 #include "coder/opcoders/file_collector.h"
 
@@ -31,10 +31,10 @@ int ActivationGradCoder::DoCode(CoderContext *const context) {
   int count = input_tensor_->ElementsNum();
   Collect(context,
           {
-            "nnacl/fp32_grad/activation_grad.h",
+            "nnacl/fp32_grad/activation_grad_fp32.h",
           },
           {
-            "activation_grad.c",
+            "activation_grad_fp32.c",
           });
   NNaclFp32Serializer code;