diff --git a/Code/Forms/Main/Form1.cs b/Code/Forms/Main/Form1.cs
index 74c27aed..54a2f2ce 100644
--- a/Code/Forms/Main/Form1.cs
+++ b/Code/Forms/Main/Form1.cs
@@ -163,10 +163,7 @@ void HandleArgs()
                     outputTbox.Text = arg.Split('=').Last().Trim();
 
                 if (arg.StartsWith("factor="))
-                {
-                    float factor = arg.Split('=').Last().GetFloat();
-                    interpFactorCombox.Text = factor.ToString();
-                }
+                    interpFactorCombox.SelectedIndex = arg.Split('=').Last().GetInt();
 
                 if (arg.StartsWith("ai="))
                     aiCombox.SelectedIndex = arg.Split('=').Last().GetInt();
@@ -824,4 +821,4 @@ private void comboxOutputQuality_SelectedIndexChanged(object sender, EventArgs e
             Refresh();
         }
     }
-}
\ No newline at end of file
+}