diff --git a/DicomGrep/DicomGrep.csproj b/DicomGrep/DicomGrep.csproj
index 82a058f..3446c9c 100644
--- a/DicomGrep/DicomGrep.csproj
+++ b/DicomGrep/DicomGrep.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>net6.0-windows</TargetFramework>
+    <TargetFramework>net8.0-windows7.0</TargetFramework>
     <UseWPF>true</UseWPF>
     <ApplicationIcon>logo.ico</ApplicationIcon>
     <StartupObject>DicomGrep.App</StartupObject>
diff --git a/DicomGrepCore/DicomGrepCore.csproj b/DicomGrepCore/DicomGrepCore.csproj
index 2ed825d..830527e 100644
--- a/DicomGrepCore/DicomGrepCore.csproj
+++ b/DicomGrepCore/DicomGrepCore.csproj
@@ -1,7 +1,7 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <Version>1.5.2</Version>
diff --git a/DicomGrepTests/DicomGrepTests.csproj b/DicomGrepTests/DicomGrepTests.csproj
index 37197ca..23aa956 100644
--- a/DicomGrepTests/DicomGrepTests.csproj
+++ b/DicomGrepTests/DicomGrepTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0-windows</TargetFramework>
+    <TargetFramework>net8.0-windows7.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>