diff --git a/exceptions.cabal b/exceptions.cabal
index c0bd4c93114525f68630ba4ca4472768af3780ba..73fdf637b4f1ec22420d518ddfb5bfd5edcc1ea3 100644
--- a/exceptions.cabal
+++ b/exceptions.cabal
@@ -56,6 +56,7 @@ test-suite exceptions-tests
     base,
     stm,
     transformers,
+    transformers-compat,
     mtl,
     test-framework             >= 0.8      && < 0.9,
     test-framework-quickcheck2 >= 0.3      && < 0.4,