Update CONTRIBUTING.md to Golang 1.8.1

Update of the Contributing guide was missed in elastic#4033.
ruflin · Apr 24, 2017 · a64c019 · a64c019
1 parent 65a6d77
commit a64c019
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -51,7 +51,7 @@ Beats](https://github.com/elastic/beats/blob/master/libbeat/docs/communitybeats.
 
 The Beats are Go programs, so install the latest version of
 [golang](http://golang.org/) if you don't have it already. The current Go version
-used for development is Golang 1.7.4.
+used for development is Golang 1.8.1.
 
 The location where you clone is important. Please clone under the source
 directory of your `GOPATH`. If you don't have `GOPATH` already set, you can