diff --git a/src/doc.janet b/src/doc.janet
index 7eb4501..e73836c 100644
--- a/src/doc.janet
+++ b/src/doc.janet
@@ -45,7 +45,7 @@
 
 (defn topic-entry [topic] 
  (string "### " (capitalize topic) "\n" 
-  (as-> topic _ (topics _) (slice _) (sort _) (map toc-entry _) 
+  (as-> topic _ (topics _) (array/slice _) (sort _) (map toc-entry _) 
    (string/join _ "    "))
   "\n"))