diff --git a/docs/features/tracing.rst b/docs/features/tracing.rst
index aa4b1fd3..ae38c9ea 100644
--- a/docs/features/tracing.rst
+++ b/docs/features/tracing.rst
@@ -1,7 +1,7 @@
 Tracing
 =======
 
-Ocelot providers tracing functionality from the excellent `Butterfly <https://github.com/ButterflyAPM>`_ project. 
+Ocelot providers tracing functionality from the excellent `Butterfly <https://github.com/liuhaoyang/butterfly>`_ project. 
 
 In order to use the tracing please read the Butterfly documentation.
 
@@ -28,4 +28,4 @@ Then in your ocelot.json add the following to the ReRoute you want to trace..
             "UseTracing": true
         },
 
-Ocelot will now send tracing information to Butterfly when this ReRoute is called.
\ No newline at end of file
+Ocelot will now send tracing information to Butterfly when this ReRoute is called.