diff --git a/info.rkt b/info.rkt
index 4f0e557..e12f00b 100644
--- a/info.rkt
+++ b/info.rkt
@@ -3,8 +3,11 @@
 (define collection "fancy-app")
 (define scribblings
   '(("main.scrbl" () (library) "fancy-app")))
-(define deps '("base"))
+
+(define deps
+  '(["base" #:version "6.4"]))
+
 (define build-deps
   '("rackunit-lib"
     "racket-doc"
-    "scribble-lib"))
+    ["scribble-lib" #:version "1.16"]))