diff --git a/GitVersion.yml b/GitVersion.yml
index 0680eb422..d672456c7 100644
--- a/GitVersion.yml
+++ b/GitVersion.yml
@@ -2,10 +2,17 @@ assembly-versioning-scheme: MajorMinorPatchTag
 mode: ContinuousDeployment
 branches:
   master:
+    regex: master
     tag: alpha
     prevent-increment-of-merged-branch-version: true
   dev:
+    regex: dev(elop)?(ment)?$
     tag: unstable
+  pull-request:
+    regex: (pull|pull\-requests|pr)[/-]
+    mode: ContinuousDelivery
+    tag: pr
+    prevent-increment-of-merged-branch-version: false
 next-version: 2.4
 ignore:
   sha: []
diff --git a/build.ps1 b/build.ps1
index 9e0151af1..d4a086033 100644
--- a/build.ps1
+++ b/build.ps1
@@ -87,18 +87,18 @@ function Set-DevEnvironment {
     }
 
     $output = cmd /c "`"$devEnv`" & set"
-    
+
     foreach ($line in $output)
     {
         if ($line -match "(?<key>.*?)=(?<value>.*)") {
             $key = $matches["key"]
             $value = $matches["value"]
-                
+
             Write-Verbose("$key=$value")
             Set-Item "ENV:\$key" -Value "$value" -Force
         }
     }
-    
+
     if (Get-Command $msbuild -ErrorAction SilentlyContinue)
     {
         Write-Host "Added $msbuild to path"
@@ -128,7 +128,7 @@ if ($Platform -eq "AnyCPU") {
 
 Push-Location $root
 
-& msbuild PortabilityTools.sln "/t:restore;build;pack" /p:Configuration=$Configuration /p:Platform="$PlatformToUse" /nologo /m /v:m /nr:false "/bl:$binFolder\msbuild.binlog"
+& msbuild PortabilityTools.sln "/t:restore;build;pack" /p:Configuration=$Configuration /p:Platform="$PlatformToUse" /nologo /m:1 /v:m /nr:false "/bl:$binFolder\msbuild.binlog"
 
 Pop-Location