diff --git a/semantic-diff.cabal b/semantic-diff.cabal
index 25d7f5b2f..80d7c87fc 100644
--- a/semantic-diff.cabal
+++ b/semantic-diff.cabal
@@ -53,6 +53,7 @@ library
                      , Syntax
                      , Term
                      , Term.Arbitrary
+                     , Term.Instances
                      , TreeSitter
   build-depends:       base >= 4.8 && < 5
                      , aeson