diff --git a/src/cpp/common/call.cc b/src/cpp/common/call.cc
index 0922a6e4603a2552af2678bfa80e42f9d16f52fc..70daa6a3b0425c34b6a221f6868d4984e5a2a5b4 100644
--- a/src/cpp/common/call.cc
+++ b/src/cpp/common/call.cc
@@ -256,7 +256,7 @@ void CallOpBuffer::FinalizeResult(void** tag, bool* status) {
   if (recv_message_) {
     if (recv_message_buf_) {
       got_message = true;
-      *status &= DeserializeProto(recv_message_buf_, recv_message_);
+      *status = *status && DeserializeProto(recv_message_buf_, recv_message_);
       grpc_byte_buffer_destroy(recv_message_buf_);
       recv_message_buf_ = nullptr;
     } else {
diff --git a/src/cpp/server/server.cc b/src/cpp/server/server.cc
index 35ced54aa78ff742e666018b89c6459d90c901ab..ee9a1daa8e9cfb7acbeba7c84c5bbd4972537027 100644
--- a/src/cpp/server/server.cc
+++ b/src/cpp/server/server.cc
@@ -314,7 +314,7 @@ class Server::AsyncRequest final : public CompletionQueueTag {
     *tag = tag_;
     if (*status && request_) {
       if (payload_) {
-        *status &= DeserializeProto(payload_, request_);
+        *status = *status && DeserializeProto(payload_, request_);
       } else {
         *status = false;
       }