diff --git a/src/nvidia-gpu/NvidiaGpuSensor.hpp b/src/nvidia-gpu/NvidiaGpuSensor.hpp
index 0e9b7af..2b0c49c 100644
--- a/src/nvidia-gpu/NvidiaGpuSensor.hpp
+++ b/src/nvidia-gpu/NvidiaGpuSensor.hpp
@@ -44,7 +44,8 @@
     void update();
 
   private:
-    void processResponse(int sendRecvMsgResult);
+    void processResponse(const std::error_code& ec,
+                         std::span<const uint8_t> buffer);
 
     uint8_t eid{};
 
@@ -58,7 +59,4 @@
 
     std::array<uint8_t, sizeof(gpu::GetTemperatureReadingRequest)>
         getTemperatureReadingRequest{};
-
-    std::array<uint8_t, sizeof(gpu::GetTemperatureReadingResponse)>
-        getTemperatureReadingResponse{};
 };