diff --git a/Ductus.FluentDocker/Ductus.FluentDocker.csproj b/Ductus.FluentDocker/Ductus.FluentDocker.csproj
index e3c9f6c..ae910c2 100644
--- a/Ductus.FluentDocker/Ductus.FluentDocker.csproj
+++ b/Ductus.FluentDocker/Ductus.FluentDocker.csproj
@@ -41,13 +41,6 @@
     <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
     <PackageReference Include="SharpCompress" Version="0.29.0" />
   </ItemGroup>
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' ">
-    <PackageReference Include="Microsoft.Extensions.DependencyModel" Version="6.0.0" />
-    <PackageReference Include="System.Diagnostics.Process" Version="4.3.0" />
-    <PackageReference Include="System.Diagnostics.TraceSource" Version="4.3.0" />
-    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
-    <PackageReference Include="System.Threading.Thread" Version="4.3.0" />
-  </ItemGroup>
   <ItemGroup Condition="'$(TargetFrameworkIdentifier)' == '.NETFramework'">
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Runtime.InteropServices.RuntimeInformation" Version="4.3.0" />
diff --git a/Ductus.FluentDocker/Executors/ProcessExecutor.cs b/Ductus.FluentDocker/Executors/ProcessExecutor.cs
index f2b420d..9df6dbb 100644
--- a/Ductus.FluentDocker/Executors/ProcessExecutor.cs
+++ b/Ductus.FluentDocker/Executors/ProcessExecutor.cs
@@ -46,11 +46,7 @@ public CommandResponse<TE> Execute()
       if (0 != Env.Count)
         foreach (var key in Env.Keys)
         {
-#if NETSTANDARD1_6
-          startInfo.Environment[key] = Env[key];
-#else
           startInfo.EnvironmentVariables[key] = Env[key];
-#endif
         }
 
       Logger.Log($"cmd: {_command} - arg: {_arguments}");
diff --git a/Ductus.FluentDocker/Extensions/CommandExtensions.cs b/Ductus.FluentDocker/Extensions/CommandExtensions.cs
index de43d8c..eeb3592 100644
--- a/Ductus.FluentDocker/Extensions/CommandExtensions.cs
+++ b/Ductus.FluentDocker/Extensions/CommandExtensions.cs
@@ -161,20 +161,6 @@ public static bool IsEmulatedNative()
     }
 
 
-#if NETSTANDARD1_6
-    public static bool IsDockerDnsAvailable()
-    {
-      try
-      {
-        Dns.GetHostEntryAsync("host.docker.internal").Wait();
-        return true;
-      }
-      catch (Exception ex) when (ex.GetBaseException() is SocketException)
-      {
-        return false;
-      }
-    }
-#else
     public static bool IsDockerDnsAvailable()
     {
       try
@@ -187,7 +173,6 @@ public static bool IsDockerDnsAvailable()
         return false;
       }
     }
-#endif
 
     public static bool IsNative()
     {
@@ -199,11 +184,7 @@ public static IPAddress EmulatedNativeAddress(bool useCache = true)
       if (useCache && null != _cachedDockerIpAddress)
         return _cachedDockerIpAddress;
 
-#if NETSTANDARD1_6
-      var hostEntry = Dns.GetHostEntryAsync("host.docker.internal").Result;
-#else
       var hostEntry = Dns.GetHostEntry("host.docker.internal");
-#endif
       if (hostEntry.AddressList.Length > 0)
       {
         // Prefer IPv4 addresses
diff --git a/Ductus.FluentDocker/Extensions/ResourceExtensions.cs b/Ductus.FluentDocker/Extensions/ResourceExtensions.cs
index 65db804..b5d72a9 100644
--- a/Ductus.FluentDocker/Extensions/ResourceExtensions.cs
+++ b/Ductus.FluentDocker/Extensions/ResourceExtensions.cs
@@ -1,7 +1,6 @@
 using System;
 using System.Linq;
 using System.Collections.Generic;
-using System.IO;
 using System.Reflection;
 using Ductus.FluentDocker.Model.Common;
 using Ductus.FluentDocker.Resources;
@@ -97,28 +96,7 @@ public static string ToFile(this EmbeddedUri resource, TemplateString targetPath
 
     private static Assembly GetAssembly(string assemblyName)
     {
-#if NETSTANDARD1_6
-      return GetAssemblies().First(x => x.GetName().Name == assemblyName);
-		}
-
-		internal static IEnumerable<Assembly> GetAssemblies()
-		{
-			foreach (var library in Microsoft.Extensions.DependencyModel.DependencyContext.Default.RuntimeLibraries)
-			{
-				Assembly assembly;
-				try
-				{
-					assembly = Assembly.Load(new AssemblyName(library.Name));
-				}
-				catch (FileNotFoundException)
-				{
-					continue;
-				}
-				yield return assembly;
-			}
-#else
       return AppDomain.CurrentDomain.GetAssemblies().First(x => x.GetName().Name == assemblyName);
-#endif
     }
   }
 }
diff --git a/Ductus.FluentDocker/Resources/ResourceQuery.cs b/Ductus.FluentDocker/Resources/ResourceQuery.cs
index a8017f5..af29632 100644
--- a/Ductus.FluentDocker/Resources/ResourceQuery.cs
+++ b/Ductus.FluentDocker/Resources/ResourceQuery.cs
@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Reflection;
-using Ductus.FluentDocker.Extensions;
 
 namespace Ductus.FluentDocker.Resources
 {
@@ -33,18 +32,10 @@ public ResourceQuery Recursive()
 
     public IEnumerable<ResourceInfo> Query()
     {
-#if NETSTANDARD1_6
-			if (string.IsNullOrWhiteSpace(_assembly))
-				// TODO : Consider rework of Fluent API
-				throw new InvalidOperationException($"It is not possible to execute {nameof(Query)} without first executing {nameof(From)}.");
-			var assembly = ResourceExtensions.GetAssemblies()
-				.First(x => x.GetName().Name.Equals(_assembly, StringComparison.OrdinalIgnoreCase));
-#else
       var assembly = string.IsNullOrEmpty(_assembly)
         ? Assembly.GetCallingAssembly() :
         AppDomain.CurrentDomain.GetAssemblies()
         .First(x => x.GetName().Name.Equals(_assembly, StringComparison.OrdinalIgnoreCase));
-#endif
 
       var q = assembly.GetManifestResourceNames();