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-rw-r--r--users/glittershark/xanthous/src/Xanthous/Generators/CaveAutomata.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/users/glittershark/xanthous/src/Xanthous/Generators/CaveAutomata.hs b/users/glittershark/xanthous/src/Xanthous/Generators/CaveAutomata.hs
index 83740fe4b73d..ada201ef3d6c 100644
--- a/users/glittershark/xanthous/src/Xanthous/Generators/CaveAutomata.hs
+++ b/users/glittershark/xanthous/src/Xanthous/Generators/CaveAutomata.hs
@@ -70,6 +70,7 @@ parseParams = Params
       <> Opt.help "Number of generations to run the automata for"
       <> Opt.metavar "STEPS"
       )
+  <**> Opt.helper
   where
     parseChance = readWithGuard
       (between 0 1)