diff --git a/content/content/articles/tetris.md b/content/content/articles/tetris.md
index 7a2f1b2..7262ca4 100644
--- a/content/content/articles/tetris.md
+++ b/content/content/articles/tetris.md
@@ -39,7 +39,7 @@ The communcation with the game play controller is implemented as a sequences of
 
 ![](./docs/rgb-driver.jpg)
 
-{{< ref "rgb-driver" >}}
+[Details are here]({{< ref "rgb-driver.md" >}} "Details are here")
 
 
 ## Score Display