diff --git a/core/io/files/files-docs.factor b/core/io/files/files-docs.factor
index 55458b96b8..a6dd1e0818 100755
--- a/core/io/files/files-docs.factor
+++ b/core/io/files/files-docs.factor
@@ -1,4 +1,4 @@
-USING: help.markup help.syntax io io.styles strings calendar
+USING: help.markup help.syntax io io.styles strings
        io.backend io.files.private quotations ;
 IN: io.files