diff --git a/cabal-install/cabal-install.cabal b/cabal-install/cabal-install.cabal
index 67e0e6834d3a3158a5e87791a4ae217dcd1ead0e..b4a8db131db8c40396f9d9f7bdf71e5d5a42b63a 100644
--- a/cabal-install/cabal-install.cabal
+++ b/cabal-install/cabal-install.cabal
@@ -73,6 +73,7 @@ executable cabal
         Distribution.Client.Dependency.Modular.Tree
         Distribution.Client.Dependency.Modular.Validate
         Distribution.Client.Dependency.Modular.Version
+        Distribution.Client.Exec
         Distribution.Client.Fetch
         Distribution.Client.FetchUtils
         Distribution.Client.Freeze