diff --git a/akka-docs/scala/testing.rst b/akka-docs/scala/testing.rst
index ea2e632051..15f73f4ef0 100644
--- a/akka-docs/scala/testing.rst
+++ b/akka-docs/scala/testing.rst
@@ -497,6 +497,8 @@ see any deadline. Currently, the only option is to use ``probe.within`` in the
 above code to make it work; later versions may include lexically scoped
 deadlines using implicit arguments.
 
+.. _TestCallingThreadDispatcherRef:
+
 CallingThreadDispatcher
 =======================