diff --git a/pkg-def.scm b/pkg-def.scm
index 307e3f7..775ec0b 100644
--- a/pkg-def.scm
+++ b/pkg-def.scm
@@ -1,5 +1,6 @@
 (define-package "scx" (0 2 1)
-  ((options (with-xft "Compile with Xft support" "<yes/no>" #t #t #f
+  ((install-lib-version (1 0))
+   (options (with-xft "Compile with Xft support" "<yes/no>" #t #t #f
 		      ,parse-boolean ,show-boolean)))
 
   ;; compile and install c libs