diff --git a/appveyor.yml b/appveyor.yml
index e998e9b..5a79d0a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,10 +1,11 @@
-os: Visual Studio 2017
-
-# Version format
 version: 1.0.1.{build}
 
+os: Visual Studio 2017
+
 cache:
-  - packages -> **\packages.config   # preserve "packages" directory in the root of build folder but will reset it if packages.config is modified
+  - packages -> src\**\packages.config              # preserve "packages" directory in the root of build folder but will reset it if packages.config is modified
+
+configuration: Release
 
 branches:
   only:
diff --git a/build/HCSlackNM.proj b/build/HCSlackNM.proj
index a1a2b26..d2cbde0 100644
--- a/build/HCSlackNM.proj
+++ b/build/HCSlackNM.proj
@@ -43,7 +43,7 @@
 
   <!-- PATHS -->
   <PropertyGroup>
-    <BuildConfig>Release</BuildConfig>
+    <BuildConfig>$(CONFIGURATION)</BuildConfig>
     <RootDir>$(MSBuildProjectDirectory)\..</RootDir>
     <BuildDir>$(MSBuildProjectDirectory)\_temp</BuildDir>
     <BuildUmbDir>$(BuildDir)\_umbraco</BuildUmbDir>
@@ -51,6 +51,7 @@
     <ArtifactsDir>$(RootDir)\artifacts</ArtifactsDir>
     <CoreProjectDir>$(RootDir)\src\Our.Umbraco.HCSlackNM</CoreProjectDir>
     <InstallerProjectDir>$(RootDir)\src\Our.Umbraco.HCSlackNM.Installer</InstallerProjectDir>
+
   </PropertyGroup>
 
   <!-- CLEAN -->
diff --git a/build/tools/AppVeyorUmbraco/AppVeyorUmbraco.Targets b/build/tools/AppVeyorUmbraco/AppVeyorUmbraco.Targets
deleted file mode 100644
index 67be406..0000000
--- a/build/tools/AppVeyorUmbraco/AppVeyorUmbraco.Targets
+++ /dev/null
@@ -1,49 +0,0 @@
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <UsingTask
-    TaskName="GetProductVersion"
-    TaskFactory="CodeTaskFactory"
-    AssemblyFile="$(MSBuildToolsPath)\Microsoft.Build.Tasks.v4.0.dll" >
-	<ParameterGroup>
-    <BuildVersion ParameterType="System.String" Required="true" />
-	  <BuildSuffix ParameterType="System.String" Required="false" />
-	  <ProductVersion ParameterType="System.String" Output="true" />
-  	<Release ParameterType="System.String" Required="true" />
-	</ParameterGroup>	
-    <Task>
-      <Using Namespace="System"/>
-      <Using Namespace="System.IO"/>
-      <Code Type="Fragment" Language="cs">
-<![CDATA[
-            var pos = BuildVersion.LastIndexOf('.');
-            var len = BuildVersion.Length - pos - 1;
-            
-            var buildNumberWithZeros = BuildVersion.Substring(pos + 1, len).PadLeft(6, '0');
-
-            var baseVersion = BuildVersion.Substring(0, pos);
-
-            if ((string.IsNullOrEmpty(BuildSuffix) || BuildSuffix == "rtm") && Release == "true")
-            {
-                ProductVersion = baseVersion;
-            }
-            else if (string.IsNullOrEmpty(BuildSuffix) && Release == "false")
-            {
-                ProductVersion = baseVersion + "-alpha-" + buildNumberWithZeros;
-            }
-            else if (!string.IsNullOrEmpty(BuildSuffix) && Release == "true")
-            {
-                ProductVersion = baseVersion + "-" + BuildSuffix;
-            }
-            else if (!string.IsNullOrEmpty(BuildSuffix) && BuildSuffix != "rtm" && Release == "false")
-            {
-                ProductVersion = baseVersion + "-" + BuildSuffix + "-" + buildNumberWithZeros;
-            }
-            else
-            {
-                ProductVersion = "";
-            }          
-//Log.LogError(OutputVer);
-]]>
-      </Code>
-    </Task>
-  </UsingTask>
-</Project>
\ No newline at end of file