diff --git a/Cabal/src/Distribution/Simple/Glob/Internal.hs b/Cabal/src/Distribution/Simple/Glob/Internal.hs
index a88f86cb53b..d95858adfc8 100644
--- a/Cabal/src/Distribution/Simple/Glob/Internal.hs
+++ b/Cabal/src/Distribution/Simple/Glob/Internal.hs
@@ -458,7 +458,6 @@ checkNameMatches spec glob candidate
       if enableMultidot spec
         then pure (GlobMatch ())
         else -- if not, issue a warning saying multidot is needed for the match
-
           let (_, candidateExts) = splitExtensions $ takeFileName candidate
               extractExts :: GlobPieces -> Maybe String
               extractExts [] = Nothing
diff --git a/cabal-install/src/Distribution/Client/FileMonitor.hs b/cabal-install/src/Distribution/Client/FileMonitor.hs
index d409273fdb5..4a53f30b6c7 100644
--- a/cabal-install/src/Distribution/Client/FileMonitor.hs
+++ b/cabal-install/src/Distribution/Client/FileMonitor.hs
@@ -286,9 +286,9 @@ instance Structured MonitorStateGlobRel
 -- direction by just forgetting the extra info.
 reconstructMonitorFilePaths :: MonitorStateFileSet -> Set MonitorFilePath
 reconstructMonitorFilePaths (MonitorStateFileSet singlePaths globPaths) =
-  Set.fromList
-    $ map getSinglePath (Set.toList singlePaths)
-    <> map getGlobPath (Set.toList globPaths)
+  Set.fromList $
+    map getSinglePath (Set.toList singlePaths)
+      <> map getGlobPath (Set.toList globPaths)
   where
     getSinglePath :: MonitorStateFile -> MonitorFilePath
     getSinglePath (MonitorStateFile kindfile kinddir filepath _) =
@@ -576,10 +576,11 @@ probeFileSystem root (MonitorStateFileSet singlePaths globPaths) =
       ]
     -- The glob monitors can require state changes
     globPaths' <-
-      Set.fromList <$> sequence
-        [ probeMonitorStateGlob root globPath
-        | globPath <- Set.toList globPaths
-        ]
+      Set.fromList
+        <$> sequence
+          [ probeMonitorStateGlob root globPath
+          | globPath <- Set.toList globPaths
+          ]
     return (MonitorStateFileSet singlePaths globPaths')
 
 -----------------------------------------------
diff --git a/cabal-install/src/Distribution/Client/ProjectBuilding/UnpackedPackage.hs b/cabal-install/src/Distribution/Client/ProjectBuilding/UnpackedPackage.hs
index cc7981ed3c9..a78ebaff142 100644
--- a/cabal-install/src/Distribution/Client/ProjectBuilding/UnpackedPackage.hs
+++ b/cabal-install/src/Distribution/Client/ProjectBuilding/UnpackedPackage.hs
@@ -473,7 +473,8 @@ buildInplaceUnpackedPackage
 
             let listSimple =
                   execRebuild srcdir (needElaboratedConfiguredPackage pkg)
-                listSdist = fmap (Set.fromList . map monitorFileHashed) $
+                listSdist =
+                  fmap (Set.fromList . map monitorFileHashed) $
                     allPackageSourceFiles verbosity srcdir
                 ifNullThen m m' = do
                   xs <- m
@@ -500,12 +501,12 @@ buildInplaceUnpackedPackage
 
             let dep_monitors =
                   Set.fromList $
-                  map monitorFileHashed $
-                    elabInplaceDependencyBuildCacheFiles
-                      distDirLayout
-                      pkgshared
-                      plan
-                      pkg
+                    map monitorFileHashed $
+                      elabInplaceDependencyBuildCacheFiles
+                        distDirLayout
+                        pkgshared
+                        plan
+                        pkg
             updatePackageBuildFileMonitor
               packageFileMonitor
               srcdir
diff --git a/cabal-install/src/Distribution/Client/ProjectConfig.hs b/cabal-install/src/Distribution/Client/ProjectConfig.hs
index 97428671936..42d5c4caf41 100644
--- a/cabal-install/src/Distribution/Client/ProjectConfig.hs
+++ b/cabal-install/src/Distribution/Client/ProjectConfig.hs
@@ -455,7 +455,7 @@ resolveBuildTimeSettings
           cabalLogsDirectory
             </> "$compiler"
             </> "$libname"
-            <.> "log"
+              <.> "log"
       givenTemplate = flagToMaybe projectConfigLogFile
 
       useDefaultTemplate
diff --git a/cabal-install/src/Distribution/Client/ProjectPlanning.hs b/cabal-install/src/Distribution/Client/ProjectPlanning.hs
index f55dccd4f4c..474ac3efa6d 100644
--- a/cabal-install/src/Distribution/Client/ProjectPlanning.hs
+++ b/cabal-install/src/Distribution/Client/ProjectPlanning.hs
@@ -1165,11 +1165,11 @@ getPackageSourceHashes verbosity withRepoCtx solverPlan = do
             return (pkgid, srchash)
           | (pkgid, tarball) <- allTarballFilePkgs
           ]
-  monitorFiles
-    $ Set.fromList
-    [ monitorFile tarball
-    | (_pkgid, tarball) <- allTarballFilePkgs
-    ]
+  monitorFiles $
+    Set.fromList
+      [ monitorFile tarball
+      | (_pkgid, tarball) <- allTarballFilePkgs
+      ]
 
   -- Return the combination
   return $!
@@ -1671,7 +1671,7 @@ elaborateInstallPlan
               dieProgress $
                 text "Internal libraries only supported with per-component builds."
                   $$ text "Per-component builds were disabled because"
-                  <+> fsep (punctuate comma $ map (text . whyNotPerComponent) $ toList reasons)
+                    <+> fsep (punctuate comma $ map (text . whyNotPerComponent) $ toList reasons)
           -- TODO: Maybe exclude Backpack too
 
           elab0 = elaborateSolverToCommon spkg
diff --git a/cabal-install/src/Distribution/Client/RebuildMonad.hs b/cabal-install/src/Distribution/Client/RebuildMonad.hs
index 425cf69bd98..fc871160e96 100644
--- a/cabal-install/src/Distribution/Client/RebuildMonad.hs
+++ b/cabal-install/src/Distribution/Client/RebuildMonad.hs
@@ -69,8 +69,8 @@ import Distribution.Simple.Utils (debug)
 
 import Control.Concurrent.MVar (MVar, modifyMVar, newMVar)
 import Control.Monad.Reader as Reader
-import Control.Monad.Writer.CPS as Writer
 import Control.Monad.Trans.Writer.CPS (runWriterT)
+import Control.Monad.Writer.CPS as Writer
 import qualified Data.Map.Strict as Map
 import qualified Data.Set as Set
 import System.Directory
@@ -258,12 +258,12 @@ createDirectoryMonitored createParents dir = do
 monitorDirectoryStatus :: FilePath -> Rebuild Bool
 monitorDirectoryStatus dir = do
   exists <- liftIO $ doesDirectoryExist dir
-  monitorFiles
-    $ Set.singleton
-    ( if exists
-        then monitorDirectory dir
-        else monitorNonExistentDirectory dir
-    )
+  monitorFiles $
+    Set.singleton
+      ( if exists
+          then monitorDirectory dir
+          else monitorNonExistentDirectory dir
+      )
   return exists
 
 -- | Like 'doesFileExist', but in the 'Rebuild' monad.  This does
@@ -272,12 +272,12 @@ doesFileExistMonitored :: FilePath -> Rebuild Bool
 doesFileExistMonitored f = do
   root <- askRoot
   exists <- liftIO $ doesFileExist (root </> f)
-  monitorFiles
-    $ Set.singleton
-    ( if exists
-        then monitorFileExistence f
-        else monitorNonExistentFile f
-    )
+  monitorFiles $
+    Set.singleton
+      ( if exists
+          then monitorFileExistence f
+          else monitorNonExistentFile f
+      )
   return exists
 
 -- | Monitor a single file
@@ -293,12 +293,12 @@ needIfExists :: FilePath -> Rebuild ()
 needIfExists f = do
   root <- askRoot
   exists <- liftIO $ doesFileExist (root </> f)
-  monitorFiles
-    $ Set.singleton
-    ( if exists
-        then monitorFileHashed f
-        else monitorNonExistentFile f
-    )
+  monitorFiles $
+    Set.singleton
+      ( if exists
+          then monitorFileHashed f
+          else monitorNonExistentFile f
+      )
 
 -- | Like 'findFileWithExtension', but in the 'Rebuild' monad.
 findFileWithExtensionMonitored
diff --git a/cabal-install/tests/UnitTests/Distribution/Client/FileMonitor.hs b/cabal-install/tests/UnitTests/Distribution/Client/FileMonitor.hs
index fceb7459a7e..3d49feb7261 100644
--- a/cabal-install/tests/UnitTests/Distribution/Client/FileMonitor.hs
+++ b/cabal-install/tests/UnitTests/Distribution/Client/FileMonitor.hs
@@ -450,10 +450,11 @@ testMultipleMonitorKinds mtimeChange =
     updateMonitor
       root
       monitor
-      (Set.fromList
-      [ monitorDirectory "dir"
-      , monitorDirectoryExistence "dir"
-      ])
+      ( Set.fromList
+          [ monitorDirectory "dir"
+          , monitorDirectoryExistence "dir"
+          ]
+      )
       ()
       ()
     (res2, files2) <- expectMonitorUnchanged root monitor ()