diff --git a/lib/core/icingaagent/getters/Get-IcingaAgentServicePermission.psm1 b/lib/core/icingaagent/getters/Get-IcingaAgentServicePermission.psm1
index ffe9ae9..a0f3dba 100644
--- a/lib/core/icingaagent/getters/Get-IcingaAgentServicePermission.psm1
+++ b/lib/core/icingaagent/getters/Get-IcingaAgentServicePermission.psm1
@@ -1,6 +1,6 @@
 function Get-IcingaAgentServicePermission()
 {
-    $SystemPermissions = New-TemporaryFile;
+    $SystemPermissions = New-IcingaTemporaryFile;
     $SystemOutput      = Start-IcingaProcess -Executable 'secedit.exe' -Arguments ([string]::Format('/export /cfg "{0}.inf"', $SystemPermissions));
 
     if ($SystemOutput.ExitCode -ne 0) {
diff --git a/lib/core/icingaagent/setters/Set-IcingaAgentServicePermission.psm1 b/lib/core/icingaagent/setters/Set-IcingaAgentServicePermission.psm1
index aa11db4..a166b26 100644
--- a/lib/core/icingaagent/setters/Set-IcingaAgentServicePermission.psm1
+++ b/lib/core/icingaagent/setters/Set-IcingaAgentServicePermission.psm1
@@ -5,7 +5,7 @@ function Set-IcingaAgentServicePermission()
         return;
     }
 
-    $SystemPermissions = New-TemporaryFile;
+    $SystemPermissions = New-IcingaTemporaryFile;
     $ServiceUser       = Get-IcingaServiceUser;
     $ServiceUserSID    = Get-IcingaUserSID $ServiceUser;
     $SystemContent     = Get-IcingaAgentServicePermission;
diff --git a/lib/core/tools/New-IcingaTemporaryFile.psm1 b/lib/core/tools/New-IcingaTemporaryFile.psm1
new file mode 100644
index 0000000..5d1bbc2
--- /dev/null
+++ b/lib/core/tools/New-IcingaTemporaryFile.psm1
@@ -0,0 +1,16 @@
+function New-IcingaTemporaryFile()
+{
+    [string]$TmpFile  = '';
+    [string]$FilePath = '';
+
+    while ($TRUE) {
+        $TmpFile  = [string]::Format('tmp_icinga{0}.tmp', (Get-Random));
+        $FilePath = Join-Path $Env:TMP -ChildPath $TmpFile;
+
+        if ((Test-Path $FilePath) -eq $FALSE) {
+            break;
+        }
+    }
+
+    return (New-Item -Path $FilePath -ItemType File);
+}