diff --git a/TODO.md b/TODO.md
index 37371d1..79564a2 100644
--- a/TODO.md
+++ b/TODO.md
@@ -31,3 +31,10 @@
     "details": []
   }
 }
+
+- add datastream support:
+  https://www.elastic.co/docs/api/doc/elasticsearch/operation/operation-indices-get-data-stream
+  
+  also exclude data stream backing indices from index ls
+  
+- add filter option to index ls (regex), maybe to other ls commands as well, use -F <filter>