Updated DevExpWG (markdown)
diff --git a/DevExpWG.md b/DevExpWG.md
index ab5b5c1..0ae08f0 100644
--- a/DevExpWG.md
+++ b/DevExpWG.md
@@ -10,6 +10,9 @@
 
 ## People
 
+## Channels
+* Gophers Slack #devexp ([invitation](https://invite.slack.golangbridge.org/))
+
 ## Responsibilities and Activities
 * Identify the barriers for newcomers and remove them to make Go succeed as a mainstream programming language.
 Revamp the existing docs and tools.