diff --git a/pyproject.toml b/pyproject.toml
index 2d7060b..f5030a6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "scikit-learn>=1.0.0",
     "packaging>=21.3",
 ]
-version = "0.10.0rc1"
+version = "0.10rc1"
 
 [project.urls]
 Homepage = "https://scikit-optimize.readthedocs.io/en/latest/contents.html"