diff --git a/nant-common.xml b/nant-common.xml
index b916d17..e4d8738 100644
--- a/nant-common.xml
+++ b/nant-common.xml
@@ -323,6 +323,7 @@
                 output="${build.bin.dir}/${project.name}.Test.dll" doc="${build.bin.dir}/${project.name}.Test.xml">
             <nowarn>
                 <warning number="1591" /> <!-- do not report warnings for missing XML comments -->
+                <warning number="3016" /> <!-- do not report warnings for array parameters  -->
             </nowarn>
             <sources failonempty="true">
                 <include name="src/test/csharp/**.cs" />
@@ -334,6 +335,7 @@
                 output="${build.bin.dir}/${project.name}.Test.dll" doc="${build.bin.dir}/${project.name}.Test.xml">
             <nowarn>
                 <warning number="1591" /> <!-- do not report warnings for missing XML comments -->
+                <warning number="3016" /> <!-- do not report warnings for array parameters  -->
             </nowarn>
             <sources failonempty="true">
                 <include name="src/test/csharp/**.cs" />
diff --git a/nant.build b/nant.build
index d9f247c..1d28231 100644
--- a/nant.build
+++ b/nant.build
@@ -29,7 +29,6 @@
 
     <!-- Repository organized as: organization/module/version/plaform/artifact, platform might be something like 'all' or 'net-2.0/release' -->
     <property name="nunit.dll" value="${basedir}/lib/NUnit/${current.build.framework}/nunit.framework.dll" dynamic="true" />
-    <property name="nunit.extensions.dll" value="${basedir}/lib/NUnit/${current.build.framework}/nunit.framework.extensions.dll" dynamic="true" />
     <property name="Apache.NMS.dll" value="${basedir}/lib/Apache.NMS/${current.build.framework}/Apache.NMS.dll" dynamic="true" />
     <property name="Apache.NMS.pdb" value="${basedir}/lib/Apache.NMS/${current.build.framework}/Apache.NMS.pdb" dynamic="true" />
     <property name="Apache.NMS.Test.dll" value="${basedir}/lib/Apache.NMS/${current.build.framework}//Apache.NMS.Test.dll" dynamic="true" />
@@ -58,8 +57,8 @@
         <!-- Property grouping for 'vendor.nunit.org' -->
         <property name="vendor.nunit.org.name" value="NUnit" />
         <property name="vendor.nunit.org.group" value="org.nunit" />
-        <property name="vendor.nunit.org.version" value="2.4.8" />
-        <property name="vendor.nunit.org.filenames" value="nunit.framework.dll,nunit.framework.extensions.dll" />
+        <property name="vendor.nunit.org.version" value="2.5.5" />
+        <property name="vendor.nunit.org.filenames" value="nunit.framework.dll" />
     </target>
 
     <target name="dependency-init" description="Initializes build dependencies">
@@ -80,7 +79,6 @@
             <include name="${Apache.NMS.Test.dll}" />
             <include name="${build.bin.dir}/${project.name}.dll" />
             <include name="${nunit.dll}" />
-            <include name="${nunit.extensions.dll}" />
         </assemblyfileset>
 
         <fileset id="content.filenames">
@@ -92,7 +90,6 @@
             <include name="${Apache.NMS.Test.dll}" />
             <include name="${Apache.NMS.Test.pdb}" />
             <include name="${nunit.dll}" />
-            <include name="${nunit.extensions.dll}" />
             <include name="${NUnit.Projectfile}" />
         </fileset>
 
diff --git a/vs2008-msmq-test.csproj b/vs2008-msmq-test.csproj
index ea54c4b..685f1fc 100644
--- a/vs2008-msmq-test.csproj
+++ b/vs2008-msmq-test.csproj
@@ -46,6 +46,7 @@
     <OutputPath>build\net-2.0\debug\</OutputPath>
     <DefineConstants>TRACE;DEBUG;NET,NET_2_0</DefineConstants>
     <AllowUnsafeBlocks>false</AllowUnsafeBlocks>
+    <NoWarn>3016</NoWarn>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
@@ -54,6 +55,7 @@
     <DefineConstants>TRACE;NET,NET_2_0</DefineConstants>
     <AllowUnsafeBlocks>false</AllowUnsafeBlocks>
     <DebugType>full</DebugType>
+    <NoWarn>3016</NoWarn>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Apache.NMS, Version=1.1.0.0, Culture=neutral, processorArchitecture=MSIL">
@@ -68,10 +70,6 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>lib\NUnit\net-2.0\nunit.framework.dll</HintPath>
     </Reference>
-    <Reference Include="nunit.framework.extensions, Version=2.4.8.0, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77, processorArchitecture=MSIL">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>lib\NUnit\net-2.0\nunit.framework.extensions.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Messaging" />
     <Reference Include="System.Xml" />