diff --git a/src/usbinstall.py b/src/usbinstall.py
index 70f7f93..9744d61 100755
--- a/src/usbinstall.py
+++ b/src/usbinstall.py
@@ -256,8 +256,8 @@ def get_list():
 	for dev in ud_manager.EnumerateDevices():
 		device_obj = bus.get_object('org.freedesktop.UDisks', dev)
 		device_props = dbus.Interface(device_obj, dbus.PROPERTIES_IFACE)
-		# If dev.space > 1 Gb
-		if(device_props.Get('org.freedesktop.UDisks.Device', 'PartitionSize')) > 1073741823:
+		# If dev.space > 850 MB
+		if(device_props.Get('org.freedesktop.UDisks.Device', 'PartitionSize')) > 891289600:
 			# If dev is removable
 			if(device_props.Get('org.freedesktop.UDisks.Device', 'DeviceIsRemovable')):
 				# Populate the arrays