1 files changed, 1 insertions, 0 deletions

diff --git a/soat.ipkg b/soat.ipkg
index d5cdcd9..a34b8c2 100644
--- a/soat.ipkg
+++ b/soat.ipkg
@@ -10,6 +10,7 @@ modules = Data.Morphism.Indexed
         , Soat.Data.Sublist
         , Soat.FirstOrder.Algebra
         , Soat.FirstOrder.Algebra.Coproduct
+        , Soat.FirstOrder.Algebra.FreeExtension
         , Soat.FirstOrder.Signature
         , Soat.FirstOrder.Term
         , Soat.SecondOrder.Algebra