diff --git a/setup.py b/setup.py
index d4854416..26b66a3d 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name="zstash",
-    version="1.5.0rc3",
+    version="1.5.0rc4",
     author="Ryan Forsyth, Chris Golaz, Zeshawn Shaheen",
     author_email="forsyth2@llnl.gov, golaz1@llnl.gov, shaheen2@llnl.gov",
     description="Long term HPSS archiving software for E3SM",
diff --git a/tbump.toml b/tbump.toml
index f9cb8c16..49109a33 100644
--- a/tbump.toml
+++ b/tbump.toml
@@ -2,7 +2,7 @@
 github_url = "https://github.com/E3SM-Project/zstash.git"
 
 [version]
-current = "1.5.0rc3"
+current = "1.5.0rc4"
 
 # Example of a semver regexp with support for PEP 440
 # release candidates.Make sure this matches current_version
diff --git a/zstash/__init__.py b/zstash/__init__.py
index 47f659f1..b2b6a172 100644
--- a/zstash/__init__.py
+++ b/zstash/__init__.py
@@ -1 +1 @@
-__version__ = "v1.5.0rc3"
+__version__ = "v1.5.0rc4"