diff --git a/CHANGES.txt b/CHANGES.txt
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,5 +1,7 @@
 Changelog for HLint
 
+2.0.8
+    #342, add back support for - to mean stdin
 2.0.7
     #340, fix for directory arguments in the .hlint.yaml
 2.0.6
diff --git a/hlint.cabal b/hlint.cabal
--- a/hlint.cabal
+++ b/hlint.cabal
@@ -1,7 +1,7 @@
 cabal-version:      >= 1.18
 build-type:         Simple
 name:               hlint
-version:            2.0.7
+version:            2.0.8
 license:            BSD3
 license-file:       LICENSE
 category:           Development
diff --git a/src/HSE/All.hs b/src/HSE/All.hs
--- a/src/HSE/All.hs
+++ b/src/HSE/All.hs
@@ -74,7 +74,10 @@
 --   The filename @-@ is treated as @stdin@. Requires some flags (often 'defaultParseFlags'), the filename, and optionally the contents of that file.
 parseModuleEx :: ParseFlags -> FilePath -> Maybe String -> IO (Either ParseError (Module_, [Comment]))
 parseModuleEx flags file str = do
-        str <- maybe (readFileUTF8' file) return str
+        str <- case str of
+            Just x -> return x
+            Nothing | file == "-" -> getContents
+                    | otherwise -> readFileUTF8' file
         str <- return $ fromMaybe str $ stripPrefix "\65279" str -- remove the BOM if it exists, see #130
         ppstr <- runCpp (cppFlags flags) file str
         case parseFileContentsWithComments (mode flags) ppstr of