diff --git a/src/Gifitti/Gifitti/View_Models/MainForm.cs b/src/Gifitti/Gifitti/View_Models/MainForm.cs
index f35e3a404879584cd371a50b3b5763bce9d5dd4f..a977017f6267090b71ead90855eafb72932e9fd1 100644
--- a/src/Gifitti/Gifitti/View_Models/MainForm.cs
+++ b/src/Gifitti/Gifitti/View_Models/MainForm.cs
@@ -118,7 +118,7 @@ namespace Gifitti.View_Models
                 path = folderBrowserDialog.SelectedPath;
 
 
-            for (int i = 0; i < gm.numberOfFrames; i++)
+            for (int i = gm.startFrame; i < gm.endFrame; i++)
             {
                 var a = gm.GetFrame(i);
                 a.Save(path + @"\frame" + i + @"." + IMAGE_TO_EXTENSION[format], format);