diff --git a/BaseGpsClient.cs b/BaseGpsClient.cs
index 825ca02..aa4b53e 100644
--- a/BaseGpsClient.cs
+++ b/BaseGpsClient.cs
@@ -41,16 +41,6 @@ namespace GpsClient2 {
         #region Events Triggers
 
         protected virtual void OnGpsDataReceived(GpsDataEventArgs e) {
-            if (GpsInfo.CoordinateSystem == GpsCoordinateSystem.Lambert72) {
-                var x = 0.0d;
-                var y = 0.0d;
-                var h = 0.0d;
-                CoordinateConverterUtilities.GeoETRS89ToLambert72(e.Latitude, e.Longitude, 0, ref x, ref y, ref h);
-                e.CoordinateSystem = GpsCoordinateSystem.Lambert72;
-                e.Latitude = x;
-                e.Longitude = y;
-            }
-
             GpsCallbackEvent?.Invoke(this, e);
         }
 
diff --git a/CoordinateConverterUtilities.cs b/CoordinateConverterUtilities.cs
deleted file mode 100644
index 9001009..0000000
--- a/CoordinateConverterUtilities.cs
+++ /dev/null
@@ -1,25 +0,0 @@
-using System.Runtime.InteropServices;
-
-namespace GpsClient2 {
-    internal class CoordinateConverterUtilities {
-#if WIN64
-        private const string DllImport = @"plugins/ETRS89_LAMBERT_UTM_64bits.dll";
-#else
-        private const string DllImport = @"plugins/ETRS89_LAMBERT_UTM_32bits.dll";
-#endif
-
-        #region Coordinate conversion functions using NGI DLL
-
-        //Import the dll with the functions to calculate lambert coordinates
-        [DllImport(DllImport, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern int GeoETRS89ToLambert72(double Xi, double Yi, double Zi, ref double xo, ref double yo, ref double Ho);
-
-        [DllImport(DllImport, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern int Lambert72ToLambert08(double Xi, double Yi, double Zi, ref double xo, ref double yo, ref double Ho);
-
-        [DllImport(DllImport, SetLastError = true, CharSet = CharSet.Auto)]
-        public static extern int Lambert72ToGeoETRS89(double Xi, double Yi, double Zi, ref double xo, ref double yo, ref double Ho);
-
-        #endregion
-    }
-}
diff --git a/GpsClient2.csproj b/GpsClient2.csproj
index 9731c9f..0b46630 100644
--- a/GpsClient2.csproj
+++ b/GpsClient2.csproj
@@ -44,7 +44,6 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="BaseGpsClient.cs" />
-    <Compile Include="CoordinateConverterUtilities.cs" />
     <Compile Include="Enums.cs" />
     <Compile Include="EventArguments\GpsStatusEventArgs.cs" />
     <Compile Include="Exceptions\UnknownTypeException.cs" />
@@ -65,13 +64,5 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="WindowsLocationApiGpsClient.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <Content Include="plugins\ETRS89_LAMBERT_UTM_32bits.dll">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </Content>
-    <Content Include="plugins\ETRS89_LAMBERT_UTM_64bits.dll">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </Content>
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/plugins/ETRS89_LAMBERT_UTM_32bits.dll b/plugins/ETRS89_LAMBERT_UTM_32bits.dll
deleted file mode 100644
index 8b160af..0000000
Binary files a/plugins/ETRS89_LAMBERT_UTM_32bits.dll and /dev/null differ
diff --git a/plugins/ETRS89_LAMBERT_UTM_64bits.dll b/plugins/ETRS89_LAMBERT_UTM_64bits.dll
deleted file mode 100644
index e64d9a9..0000000
Binary files a/plugins/ETRS89_LAMBERT_UTM_64bits.dll and /dev/null differ