diff --git a/e3sm_diags/__init__.py b/e3sm_diags/__init__.py
index 416b72542..cd323b6eb 100644
--- a/e3sm_diags/__init__.py
+++ b/e3sm_diags/__init__.py
@@ -1,7 +1,7 @@
 import os
 import sys
 
-__version__ = "v3.0.0rc1"
+__version__ = "v3.0.0rc2"
 INSTALL_PATH = os.path.join(sys.prefix, "share/e3sm_diags/")
 
 # Disable MPI in cdms2, which is not currently supported by E3SM-unified
diff --git a/tbump.toml b/tbump.toml
index aa8af489e..fda85842e 100644
--- a/tbump.toml
+++ b/tbump.toml
@@ -2,7 +2,7 @@
 github_url = "https://github.com/E3SM-Project/e3sm_diags"
 
 [version]
-current = "3.0.0rc1"
+current = "3.0.0rc2"
 
 # Example of a semver regexp.
 # Make sure this matches current_version before