diff --git a/conda/meta.yaml b/conda/meta.yaml
index d22f5f14..54e635e7 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -1,5 +1,5 @@
 {% set name = "zppy" %}
-{% set version = "2.3.0rc5" %}
+{% set version = "2.3.0rc6" %}
 
 package:
   name: {{ name|lower }}
diff --git a/setup.py b/setup.py
index f0902d1b..8ecedf15 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@ def package_files(directory, prefixes, extensions):
 
 setup(
     name="zppy",
-    version="2.3.0rc5",
+    version="2.3.0rc6",
     author="Ryan Forsyth, Chris Golaz",
     author_email="forsyth2@llnl.gov, golaz1@llnl.gov",
     description="Post-processing software for E3SM",
diff --git a/tbump.toml b/tbump.toml
index 6288bd83..c8f23bb8 100644
--- a/tbump.toml
+++ b/tbump.toml
@@ -2,7 +2,7 @@
 github_url = "https://github.com/E3SM-Project/zppy.git"
 
 [version]
-current = "2.3.0rc5"
+current = "2.3.0rc6"
 
 # Example of a semver regexp with support for PEP 440
 # release candidates.Make sure this matches current_version
diff --git a/zppy/__init__.py b/zppy/__init__.py
index ad8769e8..4f88c182 100644
--- a/zppy/__init__.py
+++ b/zppy/__init__.py
@@ -1 +1 @@
-__version__ = "v2.3.0rc5"
+__version__ = "v2.3.0rc6"