diff --git a/pyproject.toml b/pyproject.toml
index f862546..7ff4771 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "cityseg"
-version = "0.3.1dev2"
+version = "0.3.1rc0"
 description = "A flexible and efficient semantic segmentation pipeline for processing images and videos"
 authors = [
     { name = "Andrew Mitchell", email = "mitchellacoustics15@gmail.com" }
@@ -74,7 +74,7 @@ exclude = [
 ]
 
 [tool.bumpver]
-current_version = "v0.3.1dev2"
+current_version = "v0.3.1rc0"
 version_pattern = "vMAJOR.MINOR.PATCH[[-]PYTAGNUM]"
 commit_message = "bump version {old_version} -> {new_version}"
 tag_message = "{new_version}"
diff --git a/src/cityseg/__init__.py b/src/cityseg/__init__.py
index 47aa4b7..9335b56 100644
--- a/src/cityseg/__init__.py
+++ b/src/cityseg/__init__.py
@@ -19,7 +19,7 @@
 For detailed usage instructions, please refer to the package documentation.
 """
 
-__version__ = "0.3.1dev2"
+__version__ = "0.3.1rc0"
 
 from . import palettes
 from .config import Config