diff --git a/meta/libraries.json b/meta/libraries.json
index f40ada7..4bdac31 100644
--- a/meta/libraries.json
+++ b/meta/libraries.json
@@ -1,12 +1,13 @@
 {
     "key": "optional",
+    "boost-version": "1.30.0",
     "name": "Optional",
     "authors": [
         "Fernando Cacciola"
     ],
-    "description": "Discriminated-union wrapper for optional values.",
+    "description": "A value-semantic, type-safe wrapper for representing 'optional' (or 'nullable') objects of a given type. An optional object may or may not contain a value of the underlying type.",
     "category": [
-        "Miscellaneous"
+        "Data structures"
     ],
     "maintainers": [
         "Fernando Cacciola <fernando_cacciola -at- ciudad.com.ar>",