diff --git a/Cleanup-SystemTempFiles.ps1 b/Cleanup-SystemTempFiles.ps1
index 8be4b0c..5ab3bbd 100644
--- a/Cleanup-SystemTempFiles.ps1
+++ b/Cleanup-SystemTempFiles.ps1
@@ -75,6 +75,11 @@ If ( IsAdmin )
             ForEach ( $tempfile in $AutoCADTempFiles ) { Remove-Item $tempfile -Force -ErrorAction SilentlyContinue }
         }
     }
+
+    # Silently run cleanmgr.exe with default settings
+    LogMsg "Running cleanmgr.exe with default settings"
+    Try { Start-Process "cleanmgr.exe" -ArgumentList "/VERYLOWDISK" }
+    Catch { LogErr $_.Exception.Message }
 }
 
 # Only run this section if we don't have administrative privileges
@@ -98,4 +103,9 @@ Else
             ForEach ( $tempfile in $AutoCADTempFiles ) { Remove-Item $tempfile -Force -ErrorAction SilentlyContinue }
         }
     }
+
+    # Silently run cleanmgr.exe with default settings
+    LogMsg "Running cleanmgr.exe with default settings"
+    Try { Start-Process "cleanmgr.exe" -ArgumentList "/VERYLOWDISK" }
+    Catch { LogErr $_.Exception.Message }
 }