diff --git a/docs/src/index.md b/docs/src/index.md
index 85ff7b2..57f8ae2 100644
--- a/docs/src/index.md
+++ b/docs/src/index.md
@@ -19,4 +19,4 @@ See the `examples` folder for two small test cases.
 
 ## Playing music
 
-A more detailed tutorial on how to use PortMidi for real time control of virtual instruments, see  [Setup](@ref).
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+A more detailed tutorial on how to use PortMidi for real time control of virtual instruments, see  [Setup](./setup).
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