diff --git a/SimpleToolkit.Extensions/README.md b/SimpleToolkit.Extensions/README.md
index 6bd50a1..75ea325 100644
--- a/SimpleToolkit.Extensions/README.md
+++ b/SimpleToolkit.Extensions/README.md
@@ -44,7 +44,7 @@ dotnet add package SimpleToolkit.Extensions
 **Package reference in .csproj file:**
 
 ```
-<PackageReference Include="SimpleToolkit.Extensions" Version="*.*.*" />
+<PackageReference Include="SimpleToolkit.Extensions" Version="<version>" />
 ```
 
 ## Attribution and contribution