bumped to version 4.21.4
diff --git a/erpnext/__version__.py b/erpnext/__version__.py
index 34df5a0..c975a31 100644
--- a/erpnext/__version__.py
+++ b/erpnext/__version__.py
@@ -1 +1 @@
-__version__ = '4.21.3'
+__version__ = '4.21.4'