diff --git a/Services/CO.CDP.Organisation.Authority/CO.CDP.Organisation.Authority.csproj b/Services/CO.CDP.Organisation.Authority/CO.CDP.Organisation.Authority.csproj
index 67f986c56c..135d09e7b4 100644
--- a/Services/CO.CDP.Organisation.Authority/CO.CDP.Organisation.Authority.csproj
+++ b/Services/CO.CDP.Organisation.Authority/CO.CDP.Organisation.Authority.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="AutoMapper" Version="13.0.1" />
+        <PackageReference Include="AutoMapper" Version="16.1.1" />
         <PackageReference Include="IdentityModel" Version="7.0.0" />
         <PackageReference Include="Microsoft.IdentityModel.Protocols.OpenIdConnect" Version="8.0.2" />
         <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.0.2" />