diff --git a/hledger-ui/Hledger/UI/Main.hs b/hledger-ui/Hledger/UI/Main.hs
index 707983257..231d18a41 100644
--- a/hledger-ui/Hledger/UI/Main.hs
+++ b/hledger-ui/Hledger/UI/Main.hs
@@ -23,7 +23,7 @@ import Graphics.Vty (mkVty, Mode (Mouse), Vty (outputIface), Output (setMode))
 import Lens.Micro ((^.))
 import System.Directory (canonicalizePath)
 import System.FilePath (takeDirectory)
-import System.FSNotify (Event(Modified), isPollingManager, watchDir, withManager)
+import System.FSNotify (Event(Modified), watchDir, withManager, EventIsDirectory (IsFile))
 import Brick hiding (bsDraw)
 import qualified Brick.BChan as BC
 
@@ -201,7 +201,6 @@ runBrickUi uopts0@UIOpts{uoCliOpts=copts@CliOpts{inputopts_=_iopts,reportspec_=r
       -- with Debounce at the default 1ms it clears transient errors itself
       -- but gets tied up for ages
       withManager $ \mgr -> do
-        dbg1IO "fsnotify using polling ?" $ isPollingManager mgr
         files <- mapM (canonicalizePath . fst) $ jfiles j
         let directories = nubSort $ map takeDirectory files
         dbg1IO "files" files
@@ -212,7 +211,7 @@ runBrickUi uopts0@UIOpts{uoCliOpts=copts@CliOpts{inputopts_=_iopts,reportspec_=r
           d
           -- predicate: ignore changes not involving our files
           (\case
-            Modified f _ False -> f `elem` files
+            Modified f _ IsFile -> f `elem` files
             -- Added    f _ -> f `elem` files
             -- Removed  f _ -> f `elem` files
             -- we don't handle adding/removing journal files right now
diff --git a/hledger-ui/package.yaml b/hledger-ui/package.yaml
index e6c716553..69e3c9777 100644
--- a/hledger-ui/package.yaml
+++ b/hledger-ui/package.yaml
@@ -62,7 +62,7 @@ dependencies:
 - doclayout >=0.3 && <0.5
 - extra >=1.6.3
 - filepath
-- fsnotify >=0.2.1.2 && <0.4
+- fsnotify >=0.4 && <0.5
 - microlens >=0.4
 - microlens-platform >=0.2.3.1
 - megaparsec >=7.0.0 && <9.3
diff --git a/stack.yaml b/stack.yaml
index 1d4444e78..0995c3fa6 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -14,6 +14,7 @@ extra-deps:
 # for hledger:
 # for hledger-ui:
 - brick-1.0
+- fsnotify-0.4.0.0
 # for hledger-web:
 # for Shake.hs:
 
diff --git a/stack8.10.yaml b/stack8.10.yaml
index 79793e977..1f44825bb 100644
--- a/stack8.10.yaml
+++ b/stack8.10.yaml
@@ -20,6 +20,7 @@ extra-deps:
 # for hledger-ui:
 - brick-1.0
 - bimap-0.5.0
+- fsnotify-0.4.0.0
 - text-zipper-0.12
 - vty-5.36
 # for hledger-web:
diff --git a/stack9.0.yaml b/stack9.0.yaml
index 9af032a4d..9df878e46 100644
--- a/stack9.0.yaml
+++ b/stack9.0.yaml
@@ -23,6 +23,7 @@ extra-deps:
 # for hledger-ui:
 - brick-1.0
 - bimap-0.5.0
+- fsnotify-0.4.0.0
 - text-zipper-0.12
 - vty-5.36
 # for hledger-web: