diff --git a/lib/Versions.ps1 b/lib/Versions.ps1
index 23684a0dbe..53da416428 100644
--- a/lib/Versions.ps1
+++ b/lib/Versions.ps1
@@ -57,8 +57,8 @@ function Get-InstalledVersion {
         if (Test-Path $appPath -PathType Container) {
             # TODO: Keep only scoop-install.json
             $arr = @((Get-ChildItem "$appPath\*\install.json"), (Get-ChildItem "$appPath\*\scoop-install.json"))
-            $versions = @(($arr | Sort-Object -Property LastWriteTimeUtc).Directory.Name)
-            $result = $versions | Where-Object { $_ -ne 'current' }
+            $versions = @(($arr | Sort-Object -Property LastWriteTimeUtc).Directory.Name) | Where-Object { $_ -ne 'current' }
+            if ($versions.Count -gt 0) { $result = $versions }
         }
 
         return $result
diff --git a/lib/uninstall.ps1 b/lib/uninstall.ps1
index 70c8f7cbaa..ca05e1234b 100644
--- a/lib/uninstall.ps1
+++ b/lib/uninstall.ps1
@@ -104,7 +104,7 @@ function Uninstall-ScoopApplication {
             }
         }
 
-        @(Get-InstalledVersion -AppName $App -Global:$Global) | ForEach-Object {
+        Get-InstalledVersion -AppName $App -Global:$Global | ForEach-Object {
             message "Removing older version ($_)."
 
             $dir = versiondir $app $_ $Global
@@ -118,7 +118,7 @@ function Uninstall-ScoopApplication {
             }
         }
 
-        if (@(Get-InstalledVersion -AppName $App -Global:$Global).Length -eq 0) {
+        if ((Get-InstalledVersion -AppName $App -Global:$Global).Count -eq 0) {
             $appdir = appdir $App $Global
             try {
                 # if last install failed, the directory seems to be locked and this