Updated GoUserGroups (markdown)
diff --git a/GoUserGroups.md b/GoUserGroups.md
index ef5234c..8f7fa4b 100644
--- a/GoUserGroups.md
+++ b/GoUserGroups.md
@@ -80,4 +80,5 @@
* https://plus.google.com/u/1/communities/114036877112593565975 - Canberra, Australia.
# South America
- * [Golang Brasil](http://www.golangbr.org) - Brazil.
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+ * [Golang Brasil](http://www.golangbr.org) - Brazil.
+ * [Golang Buenos Aires] (http://www.meetup.com/Golang-Meetup-Buenos-Aires) - Argentina.
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