diff --git a/exercises/practice/gigasecond/src/gigasecond.clj b/exercises/practice/gigasecond/src/gigasecond.clj
index 8c87fc23..39cd9727 100644
--- a/exercises/practice/gigasecond/src/gigasecond.clj
+++ b/exercises/practice/gigasecond/src/gigasecond.clj
@@ -2,6 +2,6 @@
 
 (defn from
   "Determines the date one gigasecond after the given date."
-  [date]
+  [year month day]
   ;; function body
   )