diff --git a/python/__init__.py b/python/__init__.py
index 0b83e916..018d0b14 100644
--- a/python/__init__.py
+++ b/python/__init__.py
@@ -436,7 +436,9 @@ def all_translations(self, verified=False, bits_prec=None):
 database_objects = []
 known_manifold_packages = [('snappy_manifolds', True),
                            ('snappy_15_knots', False),
-                           ('nonexistent_manifolds', False)]
+                           ('nonexistent_manifolds', False),
+                           ('snappy_11_tets', False),
+                           ('snappy_16_knots', False)]
 
 for manifold_package, required in known_manifold_packages:
     table_dict = database.add_tables_from_package(manifold_package, required)
diff --git a/python/version.py b/python/version.py
index 06cf4b78..53c72b61 100644
--- a/python/version.py
+++ b/python/version.py
@@ -1,2 +1,2 @@
-version = '3.3'
+version = '3.3.1b1'
 release_date = 'January 2026'