diff --git a/RichDomainModelWithoutSideEffects/RichDomainModelWithoutSideEffects.csproj b/RichDomainModelWithoutSideEffects/RichDomainModelWithoutSideEffects.csproj
index 73f8071..bf8c486 100644
--- a/RichDomainModelWithoutSideEffects/RichDomainModelWithoutSideEffects.csproj
+++ b/RichDomainModelWithoutSideEffects/RichDomainModelWithoutSideEffects.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="AutoMapper" Version="9.0.0" />
+    <PackageReference Include="AutoMapper" Version="15.1.1" />
   </ItemGroup>
 
 </Project>