diff --git a/src/compiler/GF/Compile/GetGrammar.hs b/src/compiler/GF/Compile/GetGrammar.hs
index 0813d15d2..ac2681989 100644
--- a/src/compiler/GF/Compile/GetGrammar.hs
+++ b/src/compiler/GF/Compile/GetGrammar.hs
@@ -50,18 +50,13 @@ getSourceModule opts file0 =
        Right (i,mi0) ->
          do liftIO $ removeTemp tmp
             let mi =mi0 {mflags=mflags mi0 `addOptions` opts, msrc=file0}
-                optCoding' = renameEncoding `fmap` flag optEncoding (mflags mi0)
-            case (optCoding,optCoding') of
-              (Nothing,Nothing) ->
-                  unless (BS.all isAscii raw) $
-                    ePutStrLn $ file0++":\n    Warning: default encoding has changed from Latin-1 to UTF-8"
-              (_,Just coding') -> 
-                  when (coding/=coding') $
+            case renameEncoding `fmap` flag optEncoding (mflags mi0) of
+              Just coding' -> 
+                when (coding/=coding') $
                   raise $ "Encoding mismatch: "++coding++" /= "++coding'
                 where coding = maybe defaultEncoding renameEncoding optCoding
               _ -> return ()
-          --liftIO $ transcodeModule' (i,mi) -- old lexer
-            return (i,mi) -- new lexer
+            return (i,mi)
 
 getBNFCRules :: Options -> FilePath -> IOE [BNFCRule]
 getBNFCRules opts fpath = do