diff --git a/docs/conf.py b/docs/conf.py
index 6e355b4ef..fe5c4951b 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -23,8 +23,8 @@
 author = "Matt Thompson, Alex Yang, Ray Matsumoto, Parashara Shamaprasad, Umesh Timalsina, Co Quach, Ryan S. DeFever, Justin Gilmer"
 
 # The full version, including alpha/beta/rc tags
-version = "0.8.1"
-release = "0.8.1"
+version = "0.9.0"
+release = "0.9.0"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/gmso/__init__.py b/gmso/__init__.py
index 817e2c44e..50ae9940a 100644
--- a/gmso/__init__.py
+++ b/gmso/__init__.py
@@ -15,4 +15,4 @@
 from .core.pairpotential_type import PairPotentialType
 from .core.topology import Topology
 
-__version__ = "0.8.1"
+__version__ = "0.9.0"
diff --git a/setup.cfg b/setup.cfg
index e8026712f..aa82395f3 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.8.1
+current_version = 0.9.0
 commit = True
 tag = True
 message = Bump to version {new_version}
diff --git a/setup.py b/setup.py
index 3588694c2..e219435e1 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 from setuptools import find_packages, setup
 
 #####################################
-VERSION = "0.8.1"
+VERSION = "0.9.0"
 ISRELEASED = False
 if ISRELEASED:
     __version__ = VERSION