diff --git a/tasks/detect-task/detect-task.ps1 b/tasks/detect-task/detect-task.ps1
index e10b5cb..1662b8b 100644
--- a/tasks/detect-task/detect-task.ps1
+++ b/tasks/detect-task/detect-task.ps1
@@ -99,7 +99,15 @@ foreach ($AdditionalArgument in $ParsedArguments){
 Write-Host "Downloading detect powershell library"
 $DetectDownloadSuccess = $false;
 try {
+        if ($UseProxy -eq $true){
+            $ProxyCreds = New-Object System.Management.Automation.PSCredential(
+                ${Env:blackduck.hub.proxy.username},
+                (ConvertTo-SecureString ${Env:blackduck.hub.proxy.password} -AsPlainText -Force)
+            );
+               Invoke-RestMethod https://blackducksoftware.github.io/hub-detect/hub-detect.ps1?$(Get-Random) -Proxy ${Env:blackduck.hub.proxy.host}":"${Env:blackduck.hub.proxy.port} -ProxyCredential $ProxyCreds | Invoke-Expression;
+        } else {
 	Invoke-RestMethod https://blackducksoftware.github.io/hub-detect/hub-detect.ps1?$(Get-Random) | Invoke-Expression;
+	}
 	$DetectDownloadSuccess = $true;
 } catch  [Exception] {
     Write-Host ("Failed to download the latest detect powershell library from the web. Using the embedded version.")
diff --git a/tasks/detect-task/lib/detect.ps1 b/tasks/detect-task/lib/detect.ps1
index 803d71c..855495c 100644
--- a/tasks/detect-task/lib/detect.ps1
+++ b/tasks/detect-task/lib/detect.ps1
@@ -104,8 +104,7 @@ function Get-ProxyInfo () {
             Write-Host "Skipping proxy, no host found."
         }else{
             Write-Host "Found proxy host."
-            $ProxyUrlBuilder = New-Object System.UriBuilder
-            $ProxyUrlBuilder.Host = $ProxyHost
+            $ProxyUrlBuilder = [UriBuilder]($ProxyHost)
 
             $ProxyPort = ${Env:blackduck.hub.proxy.port};