diff --git a/cabal-install/src/Distribution/Client/ProjectPlanning.hs b/cabal-install/src/Distribution/Client/ProjectPlanning.hs
index 0cd1c5377fd..685e46dfa77 100644
--- a/cabal-install/src/Distribution/Client/ProjectPlanning.hs
+++ b/cabal-install/src/Distribution/Client/ProjectPlanning.hs
@@ -1246,8 +1246,8 @@ getPackageSourceHashes verbosity withRepoCtx solverPlan = do
                       ]
                 | (repo, pkgids) <-
                     map (\grp@((repo, _) :| _) -> (repo, map snd (NE.toList grp)))
-                      . NE.groupBy ((==) `on` (remoteRepoName . repoRemote . fst))
-                      . sortBy (compare `on` (remoteRepoName . repoRemote . fst))
+                      . NE.groupBy ((==) `on` (repoName . fst))
+                      . sortBy (compare `on` (repoName . fst))
                       $ repoTarballPkgsWithMetadata
                 ]