diff --git a/package.yaml b/package.yaml
index 6093287..2643ddc 100644
--- a/package.yaml
+++ b/package.yaml
@@ -23,9 +23,6 @@ dependencies:
 - base >= 4.7 && < 5
 - transformers
 - mtl
-- mmorph
-- kan-extensions
-- free
 
 library:
   ghc-options: -O2