diff --git a/README.md b/README.md
index 283adcd..3d571d8 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,9 @@
 
 ## Versions
 
+### v0.1.1
+- parallelize filtering valid items
+
 ### v0.1.0
 
 - initial version