--- /usr/lib/python3/dist-packages/apt_btrfs_snapshot.py.orig	2016-01-04 09:48:53.632890479 -0500
+++ /usr/lib/python3/dist-packages/apt_btrfs_snapshot.py	2016-01-04 09:53:30.168895671 -0500
@@ -260,7 +260,15 @@
 
     def delete_snapshot(self, snapshot_name):
         mp = self.mount_btrfs_root_volume()
+        snapshot_dir = os.path.join(mp, snapshot_name)
+        # Check for @ snapshot inside snapshot. Need to delete this
+        # snapshot first if exists
+        root_snapshot_dir = os.path.join(snapshot_dir, "@")
+        if os.path.isdir(root_snapshot_dir):
+            res = self.commands.btrfs_delete_snapshot(
+                root_snapshot_dir)
+
         res = self.commands.btrfs_delete_snapshot(
-            os.path.join(mp, snapshot_name))
+            snapshot_dir)
         self.umount_btrfs_root_volume()
         return res