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-rw-r--r--2021/day-11/day-11.rkt2
1 files changed, 1 insertions, 1 deletions
diff --git a/2021/day-11/day-11.rkt b/2021/day-11/day-11.rkt
index 0a3d485..cb784f0 100644
--- a/2021/day-11/day-11.rkt
+++ b/2021/day-11/day-11.rkt
@@ -69,7 +69,7 @@
;; part 2
(for/fold ([octopi octopus-data]
- [synchro-step #f] #:result synchro-step)
+ [synchro-step 0] #:result synchro-step)
([step (in-naturals 1)])
(define-values [next-state
flashes-from-this-state]