diff --git a/src/ImageProcessor.Web/NET4/ImageProcessor.Web_NET4.csproj b/src/ImageProcessor.Web/NET4/ImageProcessor.Web_NET4.csproj
index 6c01a8bcc..f8c863616 100644
--- a/src/ImageProcessor.Web/NET4/ImageProcessor.Web_NET4.csproj
+++ b/src/ImageProcessor.Web/NET4/ImageProcessor.Web_NET4.csproj
@@ -51,6 +51,10 @@
     <Reference Include="Microsoft.Threading.Tasks.Extensions.Desktop">
       <HintPath>..\..\packages\Microsoft.Bcl.Async.1.0.165\lib\net40\Microsoft.Threading.Tasks.Extensions.Desktop.dll</HintPath>
     </Reference>
+    <Reference Include="Microsoft.Web.Infrastructure, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <Private>True</Private>
+      <HintPath>..\..\packages\Microsoft.Web.Infrastructure.1.0.0.0\lib\net40\Microsoft.Web.Infrastructure.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
@@ -86,6 +90,9 @@
       <Link>ImageHelpers.cs</Link>
     </Compile>
     <Compile Include="..\NET45\Helpers\RemoteFile.cs" />
+    <Compile Include="..\NET45\Helpers\StartUp.cs">
+      <Link>StartUp.cs</Link>
+    </Compile>
     <Compile Include="..\NET45\Helpers\TaskHelpers.cs" />
     <Compile Include="..\NET45\HttpModules\ImageProcessingModule.cs" />
     <Compile Include="..\NET45\ImageFactoryExtensions.cs" />
diff --git a/src/ImageProcessor.Web/NET4/packages.config b/src/ImageProcessor.Web/NET4/packages.config
index 86eb14bb5..18cb40932 100644
--- a/src/ImageProcessor.Web/NET4/packages.config
+++ b/src/ImageProcessor.Web/NET4/packages.config
@@ -3,4 +3,5 @@
   <package id="Microsoft.Bcl" version="1.1.6" targetFramework="net40" />
   <package id="Microsoft.Bcl.Async" version="1.0.165" targetFramework="net40" />
   <package id="Microsoft.Bcl.Build" version="1.0.13" targetFramework="net40" />
+  <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net40" />
 </packages>
\ No newline at end of file
diff --git a/src/ImageProcessor.Web/NET45/Config/ImageProcessorConfig.cs b/src/ImageProcessor.Web/NET45/Config/ImageProcessorConfig.cs
index 76c2a91f3..d5f457798 100644
--- a/src/ImageProcessor.Web/NET45/Config/ImageProcessorConfig.cs
+++ b/src/ImageProcessor.Web/NET45/Config/ImageProcessorConfig.cs
@@ -13,12 +13,9 @@ namespace ImageProcessor.Web.Config
     #region Using
     using System;
     using System.Collections.Generic;
-    using System.IO;
     using System.Linq;
     using System.Reflection;
-    using System.Text;
     using System.Web.Compilation;
-
     using ImageProcessor.Processors;
     #endregion
 
@@ -300,7 +297,7 @@ namespace ImageProcessor.Web.Config
                                                                 .SelectMany(s => s.GetTypes())
                                                                 .Where(t => t != null && type.IsAssignableFrom(t) && t.IsClass && !t.IsAbstract)
                                                                 .ToList();
-                        
+
                         // Create them and add.
                         this.GraphicsProcessors = availableTypes.Select(x => (Activator.CreateInstance(x) as IGraphicsProcessor)).ToList();
 
@@ -310,7 +307,7 @@ namespace ImageProcessor.Web.Config
                             processor.Settings = this.GetPluginSettings(processor.GetType().Name);
                         }
                     }
-                    catch (ReflectionTypeLoadException ex)
+                    catch (ReflectionTypeLoadException)
                     {
                         this.LoadGraphicsProcessorsFromConfiguration();
                     }
diff --git a/src/ImageProcessor.Web/NET45/Helpers/StartUp.cs b/src/ImageProcessor.Web/NET45/Helpers/StartUp.cs
new file mode 100644
index 000000000..81310e620
--- /dev/null
+++ b/src/ImageProcessor.Web/NET45/Helpers/StartUp.cs
@@ -0,0 +1,31 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="StartUp.cs" company="James South">
+//   Copyright (c) James South.
+//   Licensed under the Apache License, Version 2.0.
+// </copyright>
+// <summary>
+//   Provides methods to handle startup events.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+[assembly: System.Web.PreApplicationStartMethod(typeof(ImageProcessor.Web.Helpers.StartUp), "PreApplicationStart")]
+
+namespace ImageProcessor.Web.Helpers
+{
+    using ImageProcessor.Web.HttpModules;
+    using Microsoft.Web.Infrastructure.DynamicModuleHelper;
+
+    /// <summary>
+    /// Provides methods to handle startup events.
+    /// </summary>
+    public static class StartUp
+    {
+        /// <summary>
+        /// The pre application start.
+        /// </summary>
+        public static void PreApplicationStart()
+        {
+            DynamicModuleUtility.RegisterModule(typeof(ImageProcessingModule));
+        }
+    }
+}
diff --git a/src/ImageProcessor.Web/NET45/HttpModules/ImageProcessingModule.cs b/src/ImageProcessor.Web/NET45/HttpModules/ImageProcessingModule.cs
index ae4700ba2..7d7024584 100644
--- a/src/ImageProcessor.Web/NET45/HttpModules/ImageProcessingModule.cs
+++ b/src/ImageProcessor.Web/NET45/HttpModules/ImageProcessingModule.cs
@@ -31,6 +31,9 @@ namespace ImageProcessor.Web.HttpModules
     using ImageProcessor.Web.Caching;
     using ImageProcessor.Web.Config;
     using ImageProcessor.Web.Helpers;
+
+    using Microsoft.Web.Infrastructure.DynamicModuleHelper;
+
     #endregion
 
     /// <summary>
@@ -49,11 +52,6 @@ namespace ImageProcessor.Web.HttpModules
         /// </summary>
         private static readonly Regex PresetRegex = new Regex(@"preset=[^&]*", RegexOptions.Compiled);
 
-        /// <summary>
-        /// The value to prefix any remote image requests with to ensure they get captured.
-        /// </summary>
-        private static readonly string RemotePrefix = ImageProcessorConfig.Instance.RemotePrefix;
-
         /// <summary>
         /// The assembly version.
         /// </summary>
@@ -64,6 +62,11 @@ namespace ImageProcessor.Web.HttpModules
         /// </summary>
         private static readonly Dictionary<string, SemaphoreSlim> SemaphoreSlims = new Dictionary<string, SemaphoreSlim>();
 
+        /// <summary>
+        /// The value to prefix any remote image requests with to ensure they get captured.
+        /// </summary>
+        private static string remotePrefix;
+
         /// <summary>
         /// A value indicating whether this instance of the given entity has been disposed.
         /// </summary>
@@ -109,17 +112,17 @@ namespace ImageProcessor.Web.HttpModules
         /// </param>
         public void Init(HttpApplication context)
         {
-#if NET45
+            if (remotePrefix == null)
+            {
+                remotePrefix = ImageProcessorConfig.Instance.RemotePrefix;
+            }
 
+#if NET45
             EventHandlerTaskAsyncHelper wrapper = new EventHandlerTaskAsyncHelper(this.PostAuthorizeRequest);
             context.AddOnPostAuthorizeRequestAsync(wrapper.BeginEventHandler, wrapper.EndEventHandler);
-
 #else
-
             context.PostAuthorizeRequest += this.PostAuthorizeRequest;
-
 #endif
-
             context.PreSendRequestHeaders += this.ContextPreSendRequestHeaders;
         }
 
@@ -264,7 +267,7 @@ namespace ImageProcessor.Web.HttpModules
             HttpRequest request = context.Request;
 
             // Fixes issue 10.
-            bool isRemote = request.Path.EndsWith(RemotePrefix, StringComparison.OrdinalIgnoreCase);
+            bool isRemote = request.Path.EndsWith(remotePrefix, StringComparison.OrdinalIgnoreCase);
             string requestPath = string.Empty;
             string queryString = string.Empty;
 
diff --git a/src/ImageProcessor.Web/NET45/ImageProcessor.Web_NET45.csproj b/src/ImageProcessor.Web/NET45/ImageProcessor.Web_NET45.csproj
index cdb14683e..e40a4f641 100644
--- a/src/ImageProcessor.Web/NET45/ImageProcessor.Web_NET45.csproj
+++ b/src/ImageProcessor.Web/NET45/ImageProcessor.Web_NET45.csproj
@@ -32,6 +32,10 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="Microsoft.Web.Infrastructure, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
+      <Private>True</Private>
+      <HintPath>..\..\packages\Microsoft.Web.Infrastructure.1.0.0.0\lib\net40\Microsoft.Web.Infrastructure.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
@@ -53,6 +57,7 @@
     <Compile Include="Config\ImageProcessingSection.cs" />
     <Compile Include="Config\ImageProcessorConfig.cs" />
     <Compile Include="Config\ImageSecuritySection.cs" />
+    <Compile Include="Helpers\StartUp.cs" />
     <Compile Include="Helpers\ImageHelpers.cs" />
     <Compile Include="Helpers\RemoteFile.cs" />
     <Compile Include="Helpers\TaskHelpers.cs" />
@@ -66,6 +71,9 @@
       <Name>ImageProcessor</Name>
     </ProjectReference>
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition="Exists('$(SolutionDir)\.nuget\NuGet.targets')" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/src/ImageProcessor.Web/NET45/Properties/AssemblyInfo.cs b/src/ImageProcessor.Web/NET45/Properties/AssemblyInfo.cs
index 71a8792cf..3290c73ac 100644
--- a/src/ImageProcessor.Web/NET45/Properties/AssemblyInfo.cs
+++ b/src/ImageProcessor.Web/NET45/Properties/AssemblyInfo.cs
@@ -5,6 +5,10 @@ using System.Runtime.InteropServices;
 // General Information about an assembly is controlled through the following 
 // set of attributes. Change these attribute values to modify the information
 // associated with an assembly.
+using System.Web;
+
+using ImageProcessor.Web.HttpModules;
+
 [assembly: AssemblyTitle("ImageProcessor.Web")]
 [assembly: AssemblyDescription("A library for on-the-fly processing of image files with ASP.NET written in C#")]
 [assembly: AssemblyConfiguration("James South")]
@@ -32,5 +36,4 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 [assembly: AssemblyVersion("3.1.2.0")]
-[assembly: AssemblyFileVersion("3.1.2.0")]
-
+[assembly: AssemblyFileVersion("3.1.2.0")]
\ No newline at end of file
diff --git a/src/ImageProcessor.Web/NET45/packages.config b/src/ImageProcessor.Web/NET45/packages.config
new file mode 100644
index 000000000..21007718e
--- /dev/null
+++ b/src/ImageProcessor.Web/NET45/packages.config
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<packages>
+  <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
+</packages>
\ No newline at end of file
diff --git a/src/TestWebsites/NET45/Test_Website_NET45/Test_Website_MVC_NET45.csproj b/src/TestWebsites/NET45/Test_Website_NET45/Test_Website_MVC_NET45.csproj
index defde9102..96f09d69b 100644
--- a/src/TestWebsites/NET45/Test_Website_NET45/Test_Website_MVC_NET45.csproj
+++ b/src/TestWebsites/NET45/Test_Website_NET45/Test_Website_MVC_NET45.csproj
@@ -205,11 +205,11 @@
     <VisualStudio>
       <FlavorProperties GUID="{349c5851-65df-11da-9384-00065b846f21}">
         <WebProjectProperties>
-          <UseIIS>False</UseIIS>
+          <UseIIS>True</UseIIS>
           <AutoAssignPort>True</AutoAssignPort>
           <DevelopmentServerPort>56639</DevelopmentServerPort>
           <DevelopmentServerVPath>/</DevelopmentServerVPath>
-          <IISUrl>http://localhost:51117/</IISUrl>
+          <IISUrl>http://localhost:56639/</IISUrl>
           <NTLMAuthentication>False</NTLMAuthentication>
           <UseCustomServer>False</UseCustomServer>
           <CustomServerUrl>
diff --git a/src/TestWebsites/NET45/Test_Website_NET45/Web.config b/src/TestWebsites/NET45/Test_Website_NET45/Web.config
index 133506eeb..16316a9db 100644
--- a/src/TestWebsites/NET45/Test_Website_NET45/Web.config
+++ b/src/TestWebsites/NET45/Test_Website_NET45/Web.config
@@ -6,24 +6,24 @@
 
 <configuration>
   <configSections>
-    <sectionGroup name="imageProcessor">
+    <!--<sectionGroup name="imageProcessor">
       <section name="security" requirePermission="false" type="ImageProcessor.Web.Config.ImageSecuritySection, ImageProcessor.Web"/>
       <section name="processing" requirePermission="false" type="ImageProcessor.Web.Config.ImageProcessingSection, ImageProcessor.Web"/>
       <section name="cache" requirePermission="false" type="ImageProcessor.Web.Config.ImageCacheSection, ImageProcessor.Web"/>
-    </sectionGroup>
+    </sectionGroup>-->
   </configSections>
-  <imageProcessor >
+  <!--<imageProcessor >
     <security configSource="config\imageprocessor\security.config"/>
     <cache configSource="config\imageprocessor\cache.config"/>
     <processing configSource="config\imageprocessor\processing.config"/>
-  </imageProcessor> 
+  </imageProcessor>-->
   <appSettings>
-    <add key="webpages:Version" value="2.0.0.0" /> 
-    <add key="webpages:Enabled" value="false" /> 
+    <add key="webpages:Version" value="2.0.0.0" />
+    <add key="webpages:Enabled" value="false" />
     <add key="PreserveLoginUrl" value="true" />
     <add key="ClientValidationEnabled" value="true" />
     <add key="UnobtrusiveJavaScriptEnabled" value="true" />
-  </appSettings> 
+  </appSettings>
 
   <system.web>
 
@@ -41,16 +41,9 @@
         <add namespace="System.Web.WebPages" />
       </namespaces>
     </pages>
-
-    <httpModules>
-      <add name="ImageProcessorModule" type="ImageProcessor.Web.HttpModules.ImageProcessingModule, ImageProcessor.Web"/>
-    </httpModules>
-
   </system.web>
 
   <system.webServer>
-    <validation validateIntegratedModeConfiguration="false" /> 
-
     <handlers>
       <remove name="ExtensionlessUrlHandler-ISAPI-4.0_32bit" />
       <remove name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" />
@@ -60,8 +53,6 @@
       <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE,PATCH,OPTIONS" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
     </handlers>
 
-    <modules>
-      <add name="ImageProcessorModule" type="ImageProcessor.Web.HttpModules.ImageProcessingModule, ImageProcessor.Web"/>
-    </modules>
+    <modules runAllManagedModulesForAllRequests="true"/>
   </system.webServer>
 </configuration>
diff --git a/src/packages/repositories.config b/src/packages/repositories.config
index da0c4374a..a6a409bc3 100644
--- a/src/packages/repositories.config
+++ b/src/packages/repositories.config
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <repositories>
   <repository path="..\ImageProcessor.Web\NET4\packages.config" />
+  <repository path="..\ImageProcessor.Web\NET45\packages.config" />
   <repository path="..\TestWebsites\NET4\packages.config" />
   <repository path="..\TestWebsites\NET45\Test_Website_MVC5_NET45\packages.config" />
   <repository path="..\TestWebsites\NET45\Test_Website_NET45\packages.config" />