diff --git a/core/sequences/sequences-docs.factor b/core/sequences/sequences-docs.factor
index 7cf83d2e37..d33ef834c4 100755
--- a/core/sequences/sequences-docs.factor
+++ b/core/sequences/sequences-docs.factor
@@ -1,5 +1,6 @@
 USING: arrays help.markup help.syntax math
-sequences.private vectors strings kernel math.order ;
+sequences.private vectors strings kernel math.order layouts
+quotations ;
 IN: sequences
 
 ARTICLE: "sequences-unsafe" "Unsafe sequence operations"