diff --git a/packages/tabular/src/Happy/Tabular.hs b/packages/tabular/src/Happy/Tabular.hs
index ef6d904d..314ec728 100644
--- a/packages/tabular/src/Happy/Tabular.hs
+++ b/packages/tabular/src/Happy/Tabular.hs
@@ -10,7 +10,7 @@ import Happy.Tabular.Info
 import Happy.Tabular.Tabular
 import Data.Array (Array)
 import System.IO
-import System.Exit
+import System.Exit (exitWith, ExitCode(..))
 import Control.Monad
 
 -------- Main entry point (runTabular) --------
@@ -67,11 +67,11 @@ reportConflicts :: Grammar -> Int -> Int -> IO ()
 reportConflicts g sr rr = case expect g of
     Just n | n == sr && rr == 0 -> return ()
     Just _ | rr > 0 ->
-        die' $ "The grammar has reduce/reduce conflicts.\n" ++
-               "This is not allowed when an expect directive is given\n"
+        die $ "The grammar has reduce/reduce conflicts.\n" ++
+              "This is not allowed when an expect directive is given\n"
     Just _ ->
-        die' $ "The grammar has " ++ show sr ++ " shift/reduce conflicts.\n" ++
-               "This is different from the number given in the expect directive\n"
+        die $ "The grammar has " ++ show sr ++ " shift/reduce conflicts.\n" ++
+              "This is different from the number given in the expect directive\n"
     _ -> do
         if sr /= 0
           then hPutStrLn stderr ("shift/reduce conflicts:  " ++ show sr)
@@ -81,8 +81,8 @@ reportConflicts g sr rr = case expect g of
           then hPutStrLn stderr ("reduce/reduce conflicts: " ++ show rr)
           else return ()
 
-die' :: String -> IO a
-die' s = hPutStr stderr s >> exitWith (ExitFailure 1)
+die :: String -> IO a
+die s = hPutStr stderr s >> exitWith (ExitFailure 1)
 
 writeInfoFile
     :: [LALR.ItemSetWithGotos]