diff --git a/cabal-install/Distribution/Solver/Modular/Dependency.hs b/cabal-install/Distribution/Solver/Modular/Dependency.hs
index b6a7d9e6bcb3090d695c895ba4c2777938c5465d..54fd7aa52755b1bd654dddd666045c47dcac345e 100644
--- a/cabal-install/Distribution/Solver/Modular/Dependency.hs
+++ b/cabal-install/Distribution/Solver/Modular/Dependency.hs
@@ -5,6 +5,7 @@ module Distribution.Solver.Modular.Dependency (
     Var(..)
   , simplifyVar
   , varPI
+  , showVar
     -- * Conflict sets
   , ConflictSet
   , CS.showCS
diff --git a/cabal-install/Distribution/Solver/Modular/Package.hs b/cabal-install/Distribution/Solver/Modular/Package.hs
index daf4192e5b41f1e6747e0658e2972092c1b2df5e..a3e296d67c6815f2df22b67b4e64a1f585c7a4bb 100644
--- a/cabal-install/Distribution/Solver/Modular/Package.hs
+++ b/cabal-install/Distribution/Solver/Modular/Package.hs
@@ -19,6 +19,7 @@ module Distribution.Solver.Modular.Package
   , showI
   , showPI
   , showQPN
+  , showPP
   , unPN
   ) where