diff --git a/test/NetTopologySuite.IO.Esri.Test/NetTopologySuite.IO.Esri.Test.csproj b/test/NetTopologySuite.IO.Esri.Test/NetTopologySuite.IO.Esri.Test.csproj
index f0742c2..6c23aa5 100644
--- a/test/NetTopologySuite.IO.Esri.Test/NetTopologySuite.IO.Esri.Test.csproj
+++ b/test/NetTopologySuite.IO.Esri.Test/NetTopologySuite.IO.Esri.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
 
     <IsPackable>false</IsPackable>
 
diff --git a/test/NetTopologySuite.IO.Esri.TestConsole/NetTopologySuite.IO.Esri.TestConsole.csproj b/test/NetTopologySuite.IO.Esri.TestConsole/NetTopologySuite.IO.Esri.TestConsole.csproj
index 7d2c736..fe83681 100644
--- a/test/NetTopologySuite.IO.Esri.TestConsole/NetTopologySuite.IO.Esri.TestConsole.csproj
+++ b/test/NetTopologySuite.IO.Esri.TestConsole/NetTopologySuite.IO.Esri.TestConsole.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
 	<LangVersion>preview</LangVersion>
     <Nullable>enable</Nullable>