diff --git a/lib/gollum/uri_encode_component.rb b/lib/gollum/uri_encode_component.rb
index 0f82f8f2..74bccd55 100644
--- a/lib/gollum/uri_encode_component.rb
+++ b/lib/gollum/uri_encode_component.rb
@@ -34,7 +34,7 @@
 
 # component must be String
 def encodeURIComponent(componentString)
-  URI::URIEncodeComponent(componentString)
+  ::URI::URIEncodeComponent(componentString)
 end
 
 # define charCodeAt on String