diff --git a/app/ghcup/BrickMain.hs b/app/ghcup/BrickMain.hs
index 129a5cb..09ba831 100644
--- a/app/ghcup/BrickMain.hs
+++ b/app/ghcup/BrickMain.hs
@@ -457,7 +457,7 @@ install' _ (_, ListResult {..}) = do
           liftE $ upgradeGHCup Nothing False $> vi
         HLS   -> do
           let vi = getVersionInfo lVer HLS dls
-          liftE $ installHLSBin lVer $> vi
+          liftE $ installHLSBin lVer Nothing $> vi
         Stack -> do
           let vi = getVersionInfo lVer Stack dls
           liftE $ installStackBin lVer $> vi
diff --git a/app/ghcup/Main.hs b/app/ghcup/Main.hs
index c1246ae..cc429e8 100644
--- a/app/ghcup/Main.hs
+++ b/app/ghcup/Main.hs
@@ -1705,26 +1705,20 @@ Report bugs at <https://gitlab.haskell.org/haskell/ghcup-hs/issues>|]
                           pure $ ExitFailure 4
 
           let installHLS InstallOptions{..} =
-                (case isolateDir of
-                  Just isoDir -> runInstTool instPlatform $ do
-                         (v, vi) <- liftE $ fromVersion instVer HLS
-                         let hlsVersion = (_tvVersion v)
-                         liftE $ installHLSBinIsolated isoDir hlsVersion
-                         pure vi
-                  Nothing ->
-                    case instBindist of
-                       Nothing -> runInstTool instPlatform $ do
-                         (v, vi) <- liftE $ fromVersion instVer HLS
-                         liftE $ installHLSBin (_tvVersion v)
-                         pure vi
-                       Just uri -> do
-                         s' <- appState
-                         runInstTool' s'{ settings = settings { noVerify = True}} instPlatform $ do
-                           (v, vi) <- liftE $ fromVersion instVer HLS
-                           liftE $ installHLSBindist
-                               (DownloadInfo uri Nothing "")
-                               (_tvVersion v)
-                           pure vi
+                 (case instBindist of
+                   Nothing -> runInstTool instPlatform $ do
+                     (v, vi) <- liftE $ fromVersion instVer HLS
+                     liftE $ installHLSBin (_tvVersion v) isolateDir
+                     pure vi
+                   Just uri -> do
+                     s' <- appState
+                     runInstTool' s'{ settings = settings { noVerify = True}} instPlatform $ do
+                       (v, vi) <- liftE $ fromVersion instVer HLS
+                       liftE $ installHLSBindist
+                           (DownloadInfo uri Nothing "")
+                           (_tvVersion v)
+                           isolateDir
+                       pure vi
                   )
                   >>= \case
                         VRight vi -> do
diff --git a/lib/GHCup.hs b/lib/GHCup.hs
index caa4d86..6d72328 100644
--- a/lib/GHCup.hs
+++ b/lib/GHCup.hs
@@ -689,6 +689,7 @@ installHLSBin :: ( MonadMask m
                  , MonadFail m
                  )
               => Version
+              -> Maybe FilePath
               -> Excepts
                    '[ AlreadyInstalled
                     , CopyError
@@ -704,9 +705,9 @@ installHLSBin :: ( MonadMask m
                     ]
                    m
                    ()
-installHLSBin ver = do
+installHLSBin ver isoFilepath = do
   dlinfo <- liftE $ getDownloadInfo HLS ver
-  installHLSBindist dlinfo ver
+  installHLSBindist dlinfo ver isoFilepath
 
 
 -- | Installs stack into @~\/.ghcup\/bin/stack-\<ver\>@ and