diff --git a/scripts/UpdateDependencyVersions.ps1 b/scripts/UpdateDependencyVersions.ps1
index f8e2b3f..69d92ff 100755
--- a/scripts/UpdateDependencyVersions.ps1
+++ b/scripts/UpdateDependencyVersions.ps1
@@ -1,4 +1,4 @@
-#!/usr/bin/env powershell
+#!/usr/bin/env pwsh
 #requires -version 4
 
 <#
@@ -8,6 +8,8 @@ to know the internal details of how config files are layed out in this repo.
 #>
 [cmdletbinding(SupportsShouldProcess = $true, PositionalBinding = $false)]
 param(
+    [Parameter()]
+    [Alias("sdk")]
     [string]$DotNetSdkVersion = $null,
     [string]$DotNetRuntimeVersion = $null,
     [string[]]$GitCommitArgs = @(),
diff --git a/test.ps1 b/test.ps1
old mode 100644
new mode 100755
index 208df6f..1404376
--- a/test.ps1
+++ b/test.ps1
@@ -1,4 +1,3 @@
-#!/usr/bin/env powershell
 #requires -version 4
 [CmdletBinding(PositionalBinding = $true)]
 param(
diff --git a/test.sh b/test.sh
index 5a085a8..66d287c 100755
--- a/test.sh
+++ b/test.sh
@@ -2,18 +2,24 @@
 
 set -euo pipefail
 
-command=$1
-repo_path=$2
+command='default-build'
+repo_path=''
 no_build=false
 msbuild_args=()
 
-shift 2
-
 while [[ $# -gt 0 ]]; do
     case $1 in
         --no-build|-NoBuild)
             no_build=true
             ;;
+        -r|--repo-path|-RepoPath)
+            shift
+            repo_path="$1"
+            ;;
+        -c|--command|-Command)
+            shift
+            command="$1"
+            ;;
         *)
             msbuild_args[${#msbuild_args[*]}]="$1"
             ;;
@@ -21,8 +27,13 @@ while [[ $# -gt 0 ]]; do
     shift
 done
 
+if [ -z "$repo_path" ]; then
+    echo "Missing required value for --repo-path"
+    exit 1
+fi
+
 if [ "$no_build" = false ]; then
-    ./build.sh /t:Package
+    ./build.sh /p:SkipTests=true
 fi
 
 ./scripts/bootstrapper/run.sh \