diff --git a/README.md b/README.md
index b9b3750..5ef9e39 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 ## Dependencies
 
 - [mathgl](http://mathgl.sourceforge.net/doc_en/Main.html)  (version >= 2)
-- [eigen](http://eigen.tuxfamily.org/)  (version >= 3)
+- [[eigen]](http://eigen.tuxfamily.org/)  (version >= 3)
 
 ## Installation