diff --git a/OBD.NET/OBD.NET/Communication/SerialConnection.cs b/OBD.NET/OBD.NET/Communication/SerialConnection.cs
index 4e97fcf..73e8dce 100644
--- a/OBD.NET/OBD.NET/Communication/SerialConnection.cs
+++ b/OBD.NET/OBD.NET/Communication/SerialConnection.cs
@@ -81,7 +81,6 @@ using System;
 using System.Collections.Generic;
 using System.IO.Ports;
 using System.Threading.Tasks;
-using OBD.NET.Communication.EventArgs;
 
 namespace OBD.NET.Communication;
 
diff --git a/OBD.NET/OBD.NET/OBD.NET.csproj b/OBD.NET/OBD.NET/OBD.NET.csproj
index a88d2cd..1054442 100644
--- a/OBD.NET/OBD.NET/OBD.NET.csproj
+++ b/OBD.NET/OBD.NET/OBD.NET.csproj
@@ -36,8 +36,8 @@
     <DefineConstants>NET6_0;NETFULL</DefineConstants>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(TargetFramework)' == 'netstandard1.4'">
-    <DefineConstants>NETCORE;NETSTANDARD;NETSTANDARD1_4</DefineConstants>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net4.8'">
+    <DefineConstants>NET4_8;NETFULL</DefineConstants>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)'=='Debug'">