diff --git a/pyproject.toml b/pyproject.toml
index 4c85e91f..d99ade95 100755
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "archivebox"
-version = "0.9.10"
+version = "0.9.10rc0"
 requires-python = ">=3.13"
 description = "Self-hosted internet archiving solution."
 authors = [{name = "Nick Sweeting", email = "pyproject.toml@archivebox.io"}]