diff --git a/src/babashka/impl/clojure/instant.clj b/src/babashka/impl/clojure/instant.clj
index b4f2b361..58c9d59a 100644
--- a/src/babashka/impl/clojure/instant.clj
+++ b/src/babashka/impl/clojure/instant.clj
@@ -5,4 +5,5 @@
 (def ins (sci/create-ns 'clojure.instant nil))
 
 (def instant-namespace
-  {'read-instant-date (sci/copy-var i/read-instant-date ins)})
+  {'read-instant-date (sci/copy-var i/read-instant-date ins)
+   'parse-timestamp (sci/copy-var i/parse-timestamp ins)})