diff --git a/ppb_vector/__init__.py b/ppb_vector/__init__.py
index cdcacb5c..2faed8cd 100644
--- a/ppb_vector/__init__.py
+++ b/ppb_vector/__init__.py
@@ -7,7 +7,7 @@
 
 #: ppb_vector's current version.
 #: It follows the semantic versioning convention.
-__version__ = "1.0b1"
+__version__ = "1.0rc1"
 
 # Anything convertable to a Vector, including lists, tuples, and dicts
 VectorLike = typing.Union[