diff --git a/tensorflow/lite/micro/kernels/add.cc b/tensorflow/lite/micro/kernels/add.cc
index b27206c..fde047a 100644
--- a/tensorflow/lite/micro/kernels/add.cc
+++ b/tensorflow/lite/micro/kernels/add.cc
@@ -38,7 +38,7 @@
                      const TfLiteEvalTensor* input2, TfLiteEvalTensor* output) {
   switch (output->type) {
     case kTfLiteFloat32: {
-      tflite::ArithmeticParams op_params;
+      tflite::ArithmeticParams op_params = {};
       SetActivationParams(data->output_activation_min_f32,
                           data->output_activation_max_f32, &op_params);
       if (data->requires_broadcast) {
@@ -59,7 +59,7 @@
       }
     } break;
     case kTfLiteInt32: {
-      tflite::ArithmeticParams op_params;
+      tflite::ArithmeticParams op_params = {};
       SetActivationParams(std::numeric_limits<int32_t>::lowest(),
                           std::numeric_limits<int32_t>::max(), &op_params);
       if (data->requires_broadcast) {
@@ -93,7 +93,7 @@
                               const TfLiteEvalTensor* input1,
                               const TfLiteEvalTensor* input2,
                               TfLiteEvalTensor* output) {
-  tflite::ArithmeticParams op_params;
+  tflite::ArithmeticParams op_params = {};
   op_params.left_shift = data->left_shift;
   op_params.input1_offset = data->input1_offset;
   op_params.input1_multiplier = data->input1_multiplier;
diff --git a/tensorflow/lite/micro/kernels/reduce.cc b/tensorflow/lite/micro/kernels/reduce.cc
index ab24a82..a689d3b 100644
--- a/tensorflow/lite/micro/kernels/reduce.cc
+++ b/tensorflow/lite/micro/kernels/reduce.cc
@@ -29,7 +29,9 @@
 namespace tflite {
 
 void* InitReduce(TfLiteContext* context, const char* buffer, size_t length) {
-  return context->AllocatePersistentBuffer(context, sizeof(OpDataReduce));
+  void* op_data =
+      context->AllocatePersistentBuffer(context, sizeof(OpDataReduce));
+  return new (op_data) OpDataReduce();
 }
 
 TfLiteStatus PrepareMax(TfLiteContext* context, TfLiteNode* node) {
diff --git a/tensorflow/lite/micro/kernels/reduce_common.cc b/tensorflow/lite/micro/kernels/reduce_common.cc
index 0dab49c..2c1a92a 100644
--- a/tensorflow/lite/micro/kernels/reduce_common.cc
+++ b/tensorflow/lite/micro/kernels/reduce_common.cc
@@ -74,7 +74,9 @@
   TfLiteTensor* output = micro_context->AllocateTempOutputTensor(node, 0);
   TfLiteTensor* axis = micro_context->AllocateTempInputTensor(node, 1);
 
+  op_data->input_zp = input->params.zero_point;
   op_data->input_scale = input->params.scale;
+  op_data->output_zp = output->params.zero_point;
   op_data->output_scale = output->params.scale;
   op_data->num_output_elements = NumElements(output);