diff --git a/elm.cabal b/elm.cabal
index 144fada90..03838a043 100644
--- a/elm.cabal
+++ b/elm.cabal
@@ -35,9 +35,9 @@ Flag dev {
 
 
 Executable elm
-        ghc-options: -O2 -rtsopts -threaded "-with-rtsopts=-N -qg -A128m"
-        -- add -eventlog for (elm make src/Main.elm +RTS -l; threadscope elm.eventlog)
-        -- https://www.oreilly.com/library/view/parallel-and-concurrent/9781449335939/
+    ghc-options: -O2 -rtsopts -threaded "-with-rtsopts=-N -qg -A128m"
+    -- add -eventlog for (elm make src/Main.elm +RTS -l; threadscope elm.eventlog)
+    -- https://www.oreilly.com/library/view/parallel-and-concurrent/9781449335939/
 
     Hs-Source-Dirs:
         compiler/src