bumped to version 6.21.6
diff --git a/erpnext/__version__.py b/erpnext/__version__.py
index 5440c3d..4e3fa17 100644
--- a/erpnext/__version__.py
+++ b/erpnext/__version__.py
@@ -1,2 +1,2 @@
 from __future__ import unicode_literals
-__version__ = '6.21.5'
+__version__ = '6.21.6'
diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index d42d43e..aa4ae96 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -7,7 +7,7 @@
 app_description = """ERP made simple"""
 app_icon = "icon-th"
 app_color = "#e74c3c"
-app_version = "6.21.5"
+app_version = "6.21.6"
 app_email = "info@erpnext.com"
 app_license = "GNU General Public License (v3)"
 source_link = "https://github.com/frappe/erpnext"