diff --git a/pyproject.toml b/pyproject.toml
index c55c7be4..7bedf6e0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "heifetslab_unravel"
-version = "1.0.0-beta"
+version = "1.0.0b1"
 description = "UNRAVEL: UN-biased high-Resolution Analysis and Validation of Ensembles using Light sheet images"
 readme = "README.md"
 license = { text = "GNU General Public License v3.0" }