diff --git a/src/NVMeSensor.cpp b/src/NVMeSensor.cpp
index 15a0d14..cbc88ec 100644
--- a/src/NVMeSensor.cpp
+++ b/src/NVMeSensor.cpp
@@ -112,8 +112,6 @@
 
 } // namespace nvmeMCTP
 
-static int lastQueriedDeviceIndex = -1;
-
 void readResponse(const std::shared_ptr<NVMeContext>& nvmeDevice)
 {
     nvmeDevice->nvmeSlaveSocket.async_wait(
@@ -226,7 +224,6 @@
 
     nvmeDevice->mctpResponseTimer.async_wait(
         [sensor, nvmeDevice](const boost::system::error_code errorCode) {
-            constexpr const size_t errorThreshold = 5;
             if (errorCode)
             {
                 // timer cancelled successfully
@@ -426,7 +423,7 @@
 }
 
 NVMeSensor::NVMeSensor(sdbusplus::asio::object_server& objectServer,
-                       boost::asio::io_service& io,
+                       boost::asio::io_service&,
                        std::shared_ptr<sdbusplus::asio::connection>& conn,
                        const std::string& sensorName,
                        std::vector<thresholds::Threshold>&& _thresholds,
diff --git a/src/NVMeSensorMain.cpp b/src/NVMeSensorMain.cpp
index 1e02a4c..0552fad 100644
--- a/src/NVMeSensorMain.cpp
+++ b/src/NVMeSensorMain.cpp
@@ -159,7 +159,7 @@
     boost::asio::deadline_timer filterTimer(io);
     std::function<void(sdbusplus::message::message&)> eventHandler =
         [&filterTimer, &io, &objectServer,
-         &systemBus](sdbusplus::message::message& message) {
+         &systemBus](sdbusplus::message::message&) {
             // this implicitly cancels the timer
             filterTimer.expires_from_now(boost::posix_time::seconds(1));