diff --git a/plugins/ShrinkUrl/config.py b/plugins/ShrinkUrl/config.py
index dc473d45a..54778cd41 100644
--- a/plugins/ShrinkUrl/config.py
+++ b/plugins/ShrinkUrl/config.py
@@ -42,7 +42,7 @@ def configure(advanced):
         conf.supybot.plugins.ShrinkUrl.shrinkSnarfer.setValue(True)
 
 class ShrinkService(registry.OnlySomeStrings):
-    """Valid values include 'ln', 'tiny', 'xrl', and 'x0'."""
+    """Valid values include 'ln', 'tiny', 'xrl', 'goo', and 'x0'."""
     validStrings = ('ln', 'tiny', 'xrl', 'goo', 'x0')
 
 class ShrinkCycle(registry.SpaceSeparatedListOfStrings):