diff --git a/README.md b/README.md
index ea1f656b7..60fcf4c12 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,6 @@ swad-core
 
 Main core for SWAD platform (Shared Workspace At a Distance)
 
-https://openswad.org/ (Main site)
-http://en.wikipedia.org/wiki/SWAD_%28software%29 (English)
-http://es.wikipedia.org/wiki/SWAD (Spanish)
+	https://openswad.org/ (Main site)
+	http://en.wikipedia.org/wiki/SWAD_%28software%29 (English)
+	http://es.wikipedia.org/wiki/SWAD (Spanish)