diff --git a/_data/navigation.yml b/_data/navigation.yml
index 4997490d2fbd1..e5262cd558267 100644
--- a/_data/navigation.yml
+++ b/_data/navigation.yml
@@ -5,18 +5,7 @@ main:
 
   - title: "Talks"
     url: /talks/    
-
-  - title: "Teaching"
-    url: /teaching/    
-    
-  - title: "Portfolio"
-    url: /portfolio/
-        
-  - title: "Blog Posts"
-    url: /year-archive/
     
   - title: "CV"
     url: /cv/
-    
-  - title: "Guide"
-    url: /markdown/
+