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-rw-r--r--haddock-api/src/Haddock/Backends/Xhtml.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/haddock-api/src/Haddock/Backends/Xhtml.hs b/haddock-api/src/Haddock/Backends/Xhtml.hs
index 60d3e985..d03cf0ba 100644
--- a/haddock-api/src/Haddock/Backends/Xhtml.hs
+++ b/haddock-api/src/Haddock/Backends/Xhtml.hs
@@ -355,7 +355,7 @@ ppJsonIndex :: FilePath
-> IO ()
ppJsonIndex odir maybe_source_url maybe_wiki_url unicode qual_opt ifaces = do
createDirectoryIfMissing True odir
- IO.withFile (joinPath [odir, indexJsonFile]) IO.WriteMode $ \h -> do
+ IO.withBinaryFile (joinPath [odir, indexJsonFile]) IO.WriteMode $ \h -> do
Builder.hPutBuilder h (encodeToBuilder modules)
where
modules :: Value