diff --git a/Sources/SwiftRPLidar/SwiftRPLidar.swift b/Sources/SwiftRPLidar/SwiftRPLidar.swift
index a2785d4..c21cab2 100644
--- a/Sources/SwiftRPLidar/SwiftRPLidar.swift
+++ b/Sources/SwiftRPLidar/SwiftRPLidar.swift
@@ -143,7 +143,7 @@ public class SwiftRPLidar {
     }
     
     public func clearInput() throws{
-        try serialPort?.readData(ofLength: (serialPort?.inWaiting)!)
+        _ = try serialPort?.readData(ofLength: (serialPort?.inWaiting)!)
     }
     
     public func stop() throws{
@@ -156,7 +156,7 @@ public class SwiftRPLidar {
     
     public func iterMeasurements(maxBufferMeasurements: Int = 500, _ onMeasure: MeasurementHandler) throws {
         try startMotor()
-        let (status, errorCode) = try getHealth()
+        let (status, _) = try getHealth()
         if status == .ERROR{
             // Throw Exception
         }
@@ -184,7 +184,7 @@ public class SwiftRPLidar {
                 let dataInWaiting = serialPort?.inWaiting
                 if dataInWaiting! > maxBufferMeasurements {
                     print("Too many measurements in the input buffer. Clearing Buffer")
-                    try serialPort?.readData(ofLength: dataInWaiting! / Int(dataSize) * Int(dataSize))
+                    _ = try serialPort?.readData(ofLength: dataInWaiting! / Int(dataSize) * Int(dataSize))
                 }
             }
             // TODO: Support cancelling of measurements. Would it already work though?
@@ -215,7 +215,7 @@ public class SwiftRPLidar {
         var req = Constants.SYNC.asData() + cmd.asData() + size.asData() + payload
         let checksum = calcChecksum(req)
         req += checksum.asData()
-        try serialPort?.writeData(req)
+        _ = try serialPort?.writeData(req)
     }
     
     private func sendPayloadCommand(_ cmd: UInt8, payload: Data) throws {
@@ -233,7 +233,7 @@ public class SwiftRPLidar {
     private func sendCommand(_ command: Data) throws{
         var req = Constants.SYNC.asData()
         req.append(command)
-        try serialPort?.writeData(req)
+        _ = try serialPort?.writeData(req)
     }
     
     private func readDescriptor() throws -> (UInt8, Bool, UInt8)?{