diff --git a/plugins/bitcoin/btcguild_hashrate_ b/plugins/bitcoin/btcguild_hashrate_
index 94b1c390..dbb690af 100644
--- a/plugins/bitcoin/btcguild_hashrate_
+++ b/plugins/bitcoin/btcguild_hashrate_
@@ -1,7 +1,7 @@
 #!/usr/bin/python
 # based on https://github.com/pdbrown/munin-custom/blob/master/plugins/hashrate
 # improved by @deveth0 (donation to 1GzHgp9hsDRsf96MnVk2oo6EG1VmWP9jGs :) )
-# usage: link to slush_hashrate_YOURAPIKEY
+# usage: link to btcguild_hashrate_YOURAPIKEY
 import sys
 import urllib2
 import json