diff --git a/src/rougail/annotator/param.py b/src/rougail/annotator/param.py
index 1fc6090c..f93c0fc5 100644
--- a/src/rougail/annotator/param.py
+++ b/src/rougail/annotator/param.py
@@ -24,7 +24,10 @@ You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 """
-import tiramisu
+try:
+    import tiramisu3 as tiramisu
+except ModuleNotFoundError:
+    import tiramisu
 
 from .variable import CONVERT_OPTION