diff --git a/ritherdon-archive.asd b/ritherdon-archive.asd
index ae509ac..0a5e482 100644
--- a/ritherdon-archive.asd
+++ b/ritherdon-archive.asd
@@ -42,6 +42,7 @@
 	       #:str            ; String manipulation (easier than built-in)
                #:copy-directory ; Copy Directories using Native cp
                #:cl-diskspace   ; Get Disk Info.
+               #:zip            ; Zip and compression
 	       )
   :pathname "src/"
   ;; :serial t