diff --git a/remove-kb.ps1 b/remove-kb.ps1
index b23c229..9332799 100755
--- a/remove-kb.ps1
+++ b/remove-kb.ps1
@@ -43,19 +43,19 @@ function hide_update() {
 Foreach($kbID in $kbIDs){
     $kbNum = $kbID.Replace("KB","")
     Write-Host -NoNewline -ForegroundColor white "Uninstalling $kbID : "
-    
-    if ($exist){
-        Write-Host -NoNewline -ForegroundColor DarkGreen "found!" -ForegroundColor white "removing ... "
+    if (Get-HotFix -Id $kbID -ErrorAction SilentlyContinue)){
+        Write-Host -NoNewline -ForegroundColor DarkGreen "found!" 
+        Write-Host -Nonewline -ForegroundColor white "removing ... "
         wusa.exe /uninstall /KB:$kbNum  /norestart /quiet /log:wsua.log
-        Do
-	    {
-    		Start-Sleep -Seconds 3
+        Do
+	    {
+    		Start-Sleep -Seconds 3
     	}while(Invoke-Command -ScriptBlock {Get-Process  | Where-Object {$_.name -eq "wusa"}})
-        if(Get-HotFix -Id $kbID -ErrorAction SilentlyContinue){		
-		    Write-Host -NoNewline -ForegroundColor Red "Failed"
-	    }
-	    else{
-		    Write-Host -NoNewline -ForegroundColor Green "Done"
+        if(Get-HotFix -Id $kbID -ErrorAction SilentlyContinue){
+		    Write-Host -NoNewline -ForegroundColor Red "Failed"
+	    }
+	    else{
+		    Write-Host -NoNewline -ForegroundColor Green "Done"
 	    }
     }
     else {