diff --git a/src/SolutionInfo.cs b/src/SolutionInfo.cs
index 5614cb8c41..41d030a2fa 100644
--- a/src/SolutionInfo.cs
+++ b/src/SolutionInfo.cs
@@ -18,5 +18,5 @@ using System.Resources;
 [assembly: AssemblyVersion("8.0.0")]
 
 // these are FYI and changed automatically
-[assembly: AssemblyFileVersion("8.4.0")]
-[assembly: AssemblyInformationalVersion("8.4.0")]
+[assembly: AssemblyFileVersion("8.5.0")]
+[assembly: AssemblyInformationalVersion("8.5.0")]
diff --git a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
index 65055bd8e4..8fb4d6f880 100644
--- a/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
+++ b/src/Umbraco.Web.UI/Umbraco.Web.UI.csproj
@@ -347,9 +347,9 @@
         <WebProjectProperties>
           <UseIIS>False</UseIIS>
           <AutoAssignPort>True</AutoAssignPort>
-          <DevelopmentServerPort>8400</DevelopmentServerPort>
+          <DevelopmentServerPort>8500</DevelopmentServerPort>
           <DevelopmentServerVPath>/</DevelopmentServerVPath>
-          <IISUrl>http://localhost:8400/</IISUrl>
+          <IISUrl>http://localhost:8500</IISUrl>
           <NTLMAuthentication>False</NTLMAuthentication>
           <UseCustomServer>False</UseCustomServer>
           <CustomServerUrl>
@@ -431,4 +431,4 @@
     <Message Text="ConfigFile: $(OriginalFileName) -&gt; $(OutputFileName)" Importance="high" Condition="Exists('$(ModifiedFileName)')" />
     <Copy SourceFiles="$(ModifiedFileName)" DestinationFiles="$(OutputFileName)" OverwriteReadOnlyFiles="true" SkipUnchangedFiles="false" Condition="Exists('$(ModifiedFileName)')" />
   </Target>
-</Project>
+</Project>
\ No newline at end of file