diff --git a/pycape/__init__.py b/pycape/__init__.py
index c227ebd..d17f0c8 100644
--- a/pycape/__init__.py
+++ b/pycape/__init__.py
@@ -2,7 +2,7 @@
 from pycape.function_ref import FunctionRef
 from pycape.token import Token
 
-__version__ = "3.1.1"
+__version__ = "3.1.2-rc"
 
 __all__ = [
     "Cape",
diff --git a/pyproject.toml b/pyproject.toml
index 8c1646a..c0386e3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ exclude = ["serdio*", "cape_encrypt*"]
 name = "pycape" 
 description = "The Cape Privacy Python SDK"
 readme = "README.md"
-version = "3.1.1"
+version = "3.1.2-rc"
 requires-python = ">=3.7"
 dependencies = [
     "cbor2", 
@@ -36,7 +36,7 @@ classifiers = [
 urls = {repository = "https://github.com/capeprivacy/pycape"}
 
 [tool.bumpver]
-current_version = "3.1.1"
+current_version = "3.1.2-rc"
 version_pattern = "MAJOR.MINOR.PATCH[-TAG]"
 commit_message = "bump version {old_version} -> {new_version}"
 commit = true
diff --git a/serdio/pyproject.toml b/serdio/pyproject.toml
index 8d0a54b..aaaacb2 100644
--- a/serdio/pyproject.toml
+++ b/serdio/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "serdio"
 description = "Automatic serialization of function inputs and outputs using MessagePack."
 readme = "README.md"
-version = "3.1.1"
+version = "3.1.2-rc"
 requires-python = ">=3.7"
 dependencies = ["msgpack"]
 authors = [
diff --git a/serdio/serdio/__init__.py b/serdio/serdio/__init__.py
index 8fbb62d..9ecc471 100644
--- a/serdio/serdio/__init__.py
+++ b/serdio/serdio/__init__.py
@@ -35,7 +35,7 @@ def my_cool_function(x: int, y: float, b: float = 1.0) -> float:
 from serdio.serde import deserialize
 from serdio.serde import serialize
 
-__version__ = "3.1.1"
+__version__ = "3.1.2-rc"
 __all__ = [
     "lift_io",
     "bundle_serde_hooks",