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-rw-r--r--compiler/utils/GraphPpr.hs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/utils/GraphPpr.hs b/compiler/utils/GraphPpr.hs
index a896bbbf63..2682c7347e 100644
--- a/compiler/utils/GraphPpr.hs
+++ b/compiler/utils/GraphPpr.hs
@@ -1,7 +1,7 @@
-- | Pretty printing of graphs.
-{-# OPTIONS -fno-warn-tabs #-}
+{-# OPTIONS_GHC -fno-warn-tabs #-}
-- The above warning supression flag is a temporary kludge.
-- While working on this module you are encouraged to remove it and
-- detab the module (please do the detabbing in a separate patch). See