diff --git a/quasar.cabal b/quasar.cabal
index 3ecf818d26541c5e7693385a93562ba635e2bf40..8c069c34ebfe0f28c26353cf4ccf4c9bd60ef5ea 100644
--- a/quasar.cabal
+++ b/quasar.cabal
@@ -59,6 +59,7 @@ common shared-properties
     -Wno-unsafe
     -Werror=incomplete-patterns
     -Werror=missing-fields
+    -Werror=missing-home-modules
     -Werror=missing-methods
 
 common shared-executable-properties
@@ -91,6 +92,7 @@ library
     Quasar.Awaitable
     Quasar.Disposable
     Quasar.Exceptions
+    Quasar.Exceptions.ExceptionChannel
     Quasar.Monad
     Quasar.Observable
     Quasar.Observable.Delta