diff --git a/pytket/pytket/unit_id/__init__.py b/pytket/pytket/unit_id/__init__.py
index d37278cc8d..39a902cf4c 100644
--- a/pytket/pytket/unit_id/__init__.py
+++ b/pytket/pytket/unit_id/__init__.py
@@ -13,3 +13,5 @@
 # limitations under the License.
 
 from pytket._tket.unit_id import *
+from pytket._tket.unit_id import _TEMP_BIT_NAME
+from pytket._tket.unit_id import _TEMP_BIT_REG_BASE