diff --git a/basis/csv/csv-docs.factor b/basis/csv/csv-docs.factor
index 1796a029de..075b00eea2 100644
--- a/basis/csv/csv-docs.factor
+++ b/basis/csv/csv-docs.factor
@@ -1,5 +1,5 @@
 USING: help.syntax help.markup kernel prettyprint sequences
-io.pathnames ;
+io.pathnames strings ;
 IN: csv
 
 HELP: csv