diff --git a/BasicBlockChain/App.config b/BasicBlockChain/App.config
deleted file mode 100644
index 56efbc7..0000000
--- a/BasicBlockChain/App.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<configuration>
-    <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
-    </startup>
-</configuration>
\ No newline at end of file
diff --git a/BasicBlockChain/BasicBlockChain.csproj b/BasicBlockChain/BasicBlockChain.csproj
index ba0825e..a9a3aab 100644
--- a/BasicBlockChain/BasicBlockChain.csproj
+++ b/BasicBlockChain/BasicBlockChain.csproj
@@ -8,10 +8,11 @@
     <OutputType>Exe</OutputType>
     <RootNamespace>BasicBlockChain</RootNamespace>
     <AssemblyName>BasicBlockChain</AssemblyName>
-    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
     <Deterministic>true</Deterministic>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>