diff --git a/Nebula/src/Nebula.Domain/Nebula.Domain.csproj b/Nebula/src/Nebula.Domain/Nebula.Domain.csproj
index 4de8048..2991887 100644
--- a/Nebula/src/Nebula.Domain/Nebula.Domain.csproj
+++ b/Nebula/src/Nebula.Domain/Nebula.Domain.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net5.0</TargetFramework>
     <Nullable>enable</Nullable>
   </PropertyGroup>