diff --git a/ComicRack/MainForm.cs b/ComicRack/MainForm.cs
index e261e4e..e9ed42f 100644
--- a/ComicRack/MainForm.cs
+++ b/ComicRack/MainForm.cs
@@ -3704,7 +3704,7 @@ private void trimTimer_Tick(object sender, EventArgs e)
 			{
 				using (Process process = Process.GetCurrentProcess())
 				{
-					process.MaxWorkingSet = new IntPtr(val.Clamp(50, Settings.UnlimitedSystemMemory) * 1024 * 1024);
+                    process.MaxWorkingSet = new IntPtr(Convert.ToInt64(val.Clamp(50, Settings.UnlimitedSystemMemory)) * 1024 * 1024);
 				}
 			}
 			catch