diff --git a/pyproject.toml b/pyproject.toml
index e517f61d9e686c2a9629958e88320856ded5de28..87e339dcdae377f063dfd8938c654b122bc35281 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@
 
 [project]
     name = "bob.learn.em"
-    version = "3.0.5b0"
+    version = "3.2.1b0"
     requires-python = ">=3.9"
     description = "Bindings for EM machines and trainers of Bob"
     dynamic = ["readme", "dependencies"]