diff --git a/themes/navy/languages/en.yml b/themes/navy/languages/en.yml
index 19671db..0e20db8 100644
--- a/themes/navy/languages/en.yml
+++ b/themes/navy/languages/en.yml
@@ -21,6 +21,9 @@ sidebar:
   docs:
     Nimbus: Nimbus
     introduction: What Is Nimbus?
+    eth1: eth1 client
+    eth2: eth2 client
+    libraries: Software Libraries
     milestones: Milestones
     design: Design
     faq : FAQ