diff --git a/CHANGES.rst b/CHANGES.rst
index 139376d0..ef005ff5 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,4 +1,9 @@
 
+Revision 0.4.8, released XX-09-2019
+-----------------------------------
+
+No changes yet.
+
 Revision 0.4.7, released 01-09-2019
 -----------------------------------
 
diff --git a/pyasn1/__init__.py b/pyasn1/__init__.py
index 92838e04..5a56a707 100644
--- a/pyasn1/__init__.py
+++ b/pyasn1/__init__.py
@@ -1,7 +1,7 @@
 import sys
 
 # https://www.python.org/dev/peps/pep-0396/
-__version__ = '0.4.7'
+__version__ = '0.4.8'
 
 if sys.version_info[:2] < (2, 4):
     raise RuntimeError('PyASN1 requires Python 2.4 or later')