diff --git a/OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.csproj b/OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.csproj
similarity index 90%
rename from OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.csproj
rename to OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.csproj
index 752261bca1..c7936c77ad 100644
--- a/OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.csproj
+++ b/OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.csproj
@@ -3,20 +3,20 @@
     <ProjectType>Local</ProjectType>
     <ProductVersion>8.0.50727</ProductVersion>
     <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{667016C2-FA4E-410F-8AA2-4FD24F9F8091}</ProjectGuid>
+    <ProjectGuid>{41312488-2F7B-418B-8368-868BDE42E84F}</ProjectGuid>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
     <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
     <ApplicationIcon></ApplicationIcon>
     <AssemblyKeyContainerName>
     </AssemblyKeyContainerName>
-    <AssemblyName>OpenSim.Physics.PhysXplugin</AssemblyName>
+    <AssemblyName>OpenSim.Physics.PhysXPlugin</AssemblyName>
     <DefaultClientScript>JScript</DefaultClientScript>
     <DefaultHTMLPageLayout>Grid</DefaultHTMLPageLayout>
     <DefaultTargetSchema>IE50</DefaultTargetSchema>
     <DelaySign>false</DelaySign>
     <OutputType>Library</OutputType>
     <AppDesignerFolder></AppDesignerFolder>
-    <RootNamespace>OpenSim.Physics.PhysXplugin</RootNamespace>
+    <RootNamespace>OpenSim.Physics.PhysXPlugin</RootNamespace>
     <StartupObject></StartupObject>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
@@ -71,7 +71,7 @@
   <ItemGroup>
     <ProjectReference Include="..\Manager\OpenSim.Physics.Manager.csproj">
       <Name>OpenSim.Physics.Manager</Name>
-      <Project>{4061B5D6-24D0-4C7A-88D7-B0FE7FAE1774}</Project>
+      <Project>{0C80CC16-58B1-4AEA-B56B-98E5F0AB4BD5}</Project>
       <Package>{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</Package>
     </ProjectReference>
   </ItemGroup>
diff --git a/OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.dll.build b/OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.dll.build
similarity index 90%
rename from OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.dll.build
rename to OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.dll.build
index 17305f5b9c..9b10096ed1 100644
--- a/OpenSim.Physics/PhysXPlugin/OpenSim.Physics.PhysXplugin.dll.build
+++ b/OpenSim.Physics/PhysXPlugin/_OpenSim.Physics.PhysXplugin.dll.build
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<project name="OpenSim.Physics.PhysXplugin" default="build">
+<project name="OpenSim.Physics.PhysXPlugin" default="build">
     <target name="build">
         <echo message="Build Directory is ${project::get-base-directory()}/${build.dir}" />
         <mkdir dir="${project::get-base-directory()}/${build.dir}" />
@@ -8,7 +8,7 @@
             </fileset>
         </copy>
         <csc target="library" debug="${build.debug}" unsafe="False" define="TRACE;DEBUG" output="${project::get-base-directory()}/${build.dir}/${project::get-name()}.dll">
-            <resources prefix="OpenSim.Physics.PhysXplugin" dynamicprefix="true" >
+            <resources prefix="OpenSim.Physics.PhysXPlugin" dynamicprefix="true" >
             </resources>
             <sources failonempty="true">
                 <include name="AssemblyInfo.cs" />