diff --git a/lib/mintstick.py b/lib/mintstick.py
index 24ba055..33e5e7b 100755
--- a/lib/mintstick.py
+++ b/lib/mintstick.py
@@ -136,7 +136,7 @@ def devices_changed_callback(client):
             self.fsmodel = Gtk.ListStore(str, str, int, bool, bool)
             #                     id       label    max-length force-upper-case   force-alpha-numeric
             self.fsmodel.append(["fat32", "FAT32", 11, True, True])
-            self.fsmodel.append(["exfat", "exFAT", 15, False, False])
+            self.fsmodel.append(["exfat", "exFAT", 11, False, False])
             self.fsmodel.append(["ntfs", "NTFS", 32, False, False])
             self.fsmodel.append(["ext4", "EXT4", 16, False, False])
             self.filesystemlist.set_model(self.fsmodel)