diff --git a/docs/_templates/sidebarintro.html b/docs/_templates/sidebarintro.html
index 9d0c41f5..23b91e7e 100644
--- a/docs/_templates/sidebarintro.html
+++ b/docs/_templates/sidebarintro.html
@@ -56,5 +56,6 @@
Issue Tracker
日本語
+ Español
diff --git a/docs/_templates/sidebarlogo.html b/docs/_templates/sidebarlogo.html
index 60973bb5..d348f5f0 100644
--- a/docs/_templates/sidebarlogo.html
+++ b/docs/_templates/sidebarlogo.html
@@ -56,5 +56,6 @@
Issue Tracker
日本語
+ Español