diff --git a/kivyblocks/blocks.py b/kivyblocks/blocks.py
index f51f28b..13d7b1c 100755
--- a/kivyblocks/blocks.py
+++ b/kivyblocks/blocks.py
@@ -321,7 +321,7 @@ class Blocks(EventDispatcher):
 			raise e
 
 		pos = 0
-		for sw in desc.get('subwidgets',[]):
+		for pos,sw in enumerate(desc.get('subwidgets',[])):
 			params={
 				'desc':desc,
 				'widget':widget,
diff --git a/requirements.txt b/requirements.txt
index 626dffc..7b8dc18 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,5 @@ ffpyplayer
 qrcode
 pillow
 requests
+plyer
+python-osc