1 files changed, 7 insertions, 2 deletions
diff --git a/guix.scm b/guix.scm
index d328ac8..75b3a8d 100644
--- a/guix.scm
+++ b/guix.scm
@@ -4,8 +4,13 @@
 ;;
 ;; Happy hacking!
 
-(use-modules (gnu packages guile)
+(use-modules (gnu packages bioinformatics)
+             (gnu packages graphviz)
+             (gnu packages guile)
              (gnu packages guile-xyz))
 
 (packages->manifest
- (list guile-3.0 guile-dbi guile-dbd-mysql))
+ (list guile-3.0 guile-dbi guile-dbd-mysql
+       ;; We abuse (ccwl graphviz) as a library to visualize the database
+       ;; schema. Hence we need ccwl and guile-libyaml.
+       ccwl graphviz guile-libyaml))