diff --git a/pyproject.toml b/pyproject.toml
index a29cb52..e54613b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ build-backend = "setuptools.build_meta"
 
 [project]  # beware if using setuptools: setup.py still gets executed, and even if pyproject.toml fields take precedence, if there is any code error in setup.py, building will fail!
 name = "reedsolo"
-version = "2.0.31b1"  # see PEP 440 https://peps.python.org/pep-0440/#pre-releases
+version = "2.1.0b1"  # see PEP 440 https://peps.python.org/pep-0440/#pre-releases
 description = "Pythonic universal errors-and-erasures Reed-Solomon codec to protect your data from errors and bitrot, with a future-proof zero-dependencies pure-python implementation and an optional speed-optimized Cython/C extension."
 authors = [
     {name = "Tomer Filiba", email = "tomerfiliba@gmail.com"},